Multiple vulnerabilities in Cisco Data Center Network Manager



Published: 2020-07-22 | Updated: 2020-07-30
Risk High
Patch available YES
Number of vulnerabilities 12
CVE-ID CVE-2020-3348
CVE-2020-3349
CVE-2020-3380
CVE-2020-3376
CVE-2020-3382
CVE-2020-3386
CVE-2020-3461
CVE-2020-3383
CVE-2020-3384
CVE-2020-3462
CVE-2020-3377
CVE-2020-3460
CWE-ID CWE-79
CWE-264
CWE-306
CWE-798
CWE-285
CWE-22
CWE-78
CWE-89
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Data Center Network Manager
Server applications / Remote management servers, RDP, SSH

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains information about 12 vulnerabilities.

9
Updated 30.07.2020
Added vulnerabilities #4-12

1) Cross-site scripting

EUVDB-ID: #VU31747

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3348

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the web-based management interface. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.0.564 - 11.4.0.201


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dncm-xss-AvMyAwd2

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Cross-site scripting

EUVDB-ID: #VU31748

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3349

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the web-based management interface. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.0.564 - 11.4.0.201


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dncm-xss-AvMyAwd2

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU31749

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3380

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient restrictions during the execution of an affected CLI command. A local user can submit malicious input to a specific command, elevate privileges to root and execute arbitrary commands on the underlying operating system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-privescal-zxfCH7Dg

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Missing Authentication for Critical Function

EUVDB-ID: #VU32918

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3376

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to a failure in the software to perform proper authentication. A remote attacker can brows to one of the hosted URLs in Cisco DCNM, interact with and use certain functions within the Cisco DCNM, leading to authentication bypass and execution of arbitrary actions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.0.1 - 11.3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-auth-bypass-JkubGpu3

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Use of hard-coded credentials

EUVDB-ID: #VU32917

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3382

CWE-ID: CWE-798 - Use of Hard-coded Credentials

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to different installations share a static encryption key. A remote unauthenticated attacker can use the static key to craft a valid session token and access the affected system using the hard-coded credentials.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.0.1 - 11.3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-bypass-dyEejUMs

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Improper Authorization

EUVDB-ID: #VU32916

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3386

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to insufficient authorization of certain API functions. A remote authenticated attacker can send a specially crafted request and perform arbitrary actions through the REST API with administrative privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-improper-auth-7Krd9TDT

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Missing Authentication for Critical Function

EUVDB-ID: #VU32915

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3461

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to missing authentication on a specific part of the web-based management interface. A remote attacker can send a specially crafted request and read confidential information from the target device.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.0.564


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-info-disclosure-tFX3KerC

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Path traversal

EUVDB-ID: #VU32914

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3383

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within archive files. A remote authenticated attacker can send a specially crafted HTTP request and write arbitrary files in the system with the privileges of the logged-in user.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-path-trav-2xZOnJdR

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) OS Command Injection

EUVDB-ID: #VU32913

Risk: Medium

CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3384

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in specific REST API endpoints. A remote authenticated attacker can send a specially crafted request and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-rest-inj-BCt8pwAJ

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

10) SQL injection

EUVDB-ID: #VU32912

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3462

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in the web-based management interface. A remote authenticated attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.0.564


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-sql-inject-8hk6PwmF

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

11) OS Command Injection

EUVDB-ID: #VU32911

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3377

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the Device Manager application. A remote authenticated attacker can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.0.1 - 11.3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-devmgr-cmd-inj-Umc8RHNh

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

12) Cross-site scripting

EUVDB-ID: #VU32910

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3460

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the web-based management interface. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Data Center Network Manager: 11.3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-xss-3jkDLsLV

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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