Multiple XSS vulnerabilities in Cisco Unified Communications products



Published: 2021-04-08
Risk Low
Patch available YES
Number of vulnerabilities 4
CVE ID CVE-2021-1380
CVE-2021-1407
CVE-2021-1408
CVE-2021-1409
CWE ID CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Unified Communications Manager
Server applications / Remote management servers, RDP, SSH

Cisco Unified Communications Manager Session Management Edition
Server applications / Remote management servers, RDP, SSH

Cisco Unity Connection
Client/Desktop applications / Messaging software

Cisco Unified Communications Manager IM & Presence Service
Client/Desktop applications / Other client software

Vendor

Security Advisory

1) Cross-site scripting

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] [PCI]

CVE-ID: CVE-2021-1380

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 Unified Communications Manager: before 14.0(1.11000.1)

Cisco Unified Communications Manager Session Management Edition: before 14.0(1.11900.3)

Cisco Unity Connection: before 14.0

Cisco Unified Communications Manager IM & Presence Service: before 14.0(0.95200.4)

CPE External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-xss-Q4PZcNzJ
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvu52262
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv35159

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

2) Cross-site scripting

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] [PCI]

CVE-ID: CVE-2021-1407

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 Unified Communications Manager: before 14.0(1.11000.1)

Cisco Unified Communications Manager Session Management Edition: before 14.0(1.11900.3)

CPE External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-xss-Q4PZcNzJ
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv28764

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

3) Cross-site scripting

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] [PCI]

CVE-ID: CVE-2021-1408

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 Unified Communications Manager: before 14.0(1.11000.1)

Cisco Unified Communications Manager Session Management Edition: before 14.0(1.11900.3)

CPE External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-xss-Q4PZcNzJ
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv21040

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

4) Cross-site scripting

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] [PCI]

CVE-ID: CVE-2021-1409

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 Unified Communications Manager: before 14.0(1.11000.1)

Cisco Unified Communications Manager Session Management Edition: before 14.0(1.11900.3)

Cisco Unity Connection: before 14.0

Cisco Unified Communications Manager IM & Presence Service: before 14.0(0.95200.4)

CPE External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-xss-Q4PZcNzJ
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvw71918
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvx14158
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvx14178

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



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