Multiple vulnerabilities in Cisco Small Business RV Routers



Published: 2021-01-14
Risk Low
Patch available NO
Number of vulnerabilities 5
CVE-ID CVE-2021-1146
CVE-2021-1147
CVE-2021-1148
CVE-2021-1149
CVE-2021-1150
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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RV110W Wireless-N VPN Firewall
Hardware solutions / Routers for home users

Cisco Small Business RV130 Series VPN Routers
Hardware solutions / Routers for home users

RV130W Wireless-N Multifunction VPN Router
Hardware solutions / Routers for home users

RV215W Wireless-N VPN Router
Hardware solutions / Routers for home users

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains information about 5 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU49535

Risk: Low

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-1146

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the web-based management interface. A remote administrator can send specially crafted HTTP requests and execute arbitrary code on the target system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

RV110W Wireless-N VPN Firewall: 1.2.2.8 - 1.3.1.7

Cisco Small Business RV130 Series VPN Routers: 1.2.2.8 - 1.3.1.7

RV130W Wireless-N Multifunction VPN Router: 1.2.2.8 - 1.3.1.7

RV215W Wireless-N VPN Router: 1.2.2.8 - 1.3.1.7

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-command-inject-LBdQ2KRN


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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) Input validation error

EUVDB-ID: #VU49534

Risk: Low

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-1147

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the web-based management interface. A remote administrator can send specially crafted HTTP requests and execute arbitrary code on the target system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

RV110W Wireless-N VPN Firewall: 1.2.2.8 - 1.3.1.7

Cisco Small Business RV130 Series VPN Routers: 1.2.2.8 - 1.3.1.7

RV130W Wireless-N Multifunction VPN Router: 1.2.2.8 - 1.3.1.7

RV215W Wireless-N VPN Router: 1.2.2.8 - 1.3.1.7

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-command-inject-LBdQ2KRN


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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) Input validation error

EUVDB-ID: #VU49536

Risk: Low

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-1148

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the web-based management interface. A remote administrator can send specially crafted HTTP requests and execute arbitrary code on the target system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

RV110W Wireless-N VPN Firewall: 1.2.2.8 - 1.3.1.7

Cisco Small Business RV130 Series VPN Routers: 1.2.2.8 - 1.3.1.7

RV130W Wireless-N Multifunction VPN Router: 1.2.2.8 - 1.3.1.7

RV215W Wireless-N VPN Router: 1.2.2.8 - 1.3.1.7

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-command-inject-LBdQ2KRN


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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) Input validation error

EUVDB-ID: #VU49537

Risk: Low

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-1149

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the web-based management interface. A remote administrator can send specially crafted HTTP requests and execute arbitrary code on the target system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

RV110W Wireless-N VPN Firewall: 1.2.2.8 - 1.3.1.7

Cisco Small Business RV130 Series VPN Routers: 1.2.2.8 - 1.3.1.7

RV130W Wireless-N Multifunction VPN Router: 1.2.2.8 - 1.3.1.7

RV215W Wireless-N VPN Router: 1.2.2.8 - 1.3.1.7

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-command-inject-LBdQ2KRN


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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) Input validation error

EUVDB-ID: #VU49538

Risk: Low

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-1150

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in the web-based management interface. A remote administrator can send specially crafted HTTP requests and execute arbitrary code on the target system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

RV110W Wireless-N VPN Firewall: 1.2.2.8 - 1.3.1.7

Cisco Small Business RV130 Series VPN Routers: 1.2.2.8 - 1.3.1.7

RV130W Wireless-N Multifunction VPN Router: 1.2.2.8 - 1.3.1.7

RV215W Wireless-N VPN Router: 1.2.2.8 - 1.3.1.7

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-command-inject-LBdQ2KRN


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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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