Multiple vulnerabilities in Cisco Small Business RV110W, RV130, RV130W, and RV215W Series Routers



Published: 2020-06-25
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-3268
CVE-2020-3269
CWE-ID CWE-78
CWE-119
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 2 vulnerabilities.

1) OS Command Injection

EUVDB-ID: #VU29252

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3268

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 user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the web-based management interface. A remote administrator 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

RV110W Wireless-N VPN Firewall: 1.2.2.5

Cisco Small Business RV130 Series VPN Routers: 1.0.3.54

RV130W Wireless-N Multifunction VPN Router: 1.0.3.55

RV215W Wireless-N VPN Router: 1.3.1.5

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-routers-injection-tWC7krKQ


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) Buffer overflow

EUVDB-ID: #VU29254

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3269

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in the web-based management interface. A remote administrator can send a specially crafted request, trigger memory corruption and execute arbitrary code 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

RV110W Wireless-N VPN Firewall: 1.2.2.5

Cisco Small Business RV130 Series VPN Routers: 1.0.3.54

RV130W Wireless-N Multifunction VPN Router: 1.0.3.55

RV215W Wireless-N VPN Router: 1.3.1.5

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-routers-injection-tWC7krKQ


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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