OS Command Injection in Linksys e1000, e1200 and e3200

1) OS Command Injection

EUVDB-ID: #VU58126

Risk: High

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2013-3307

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

Exploit availability: Yes

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 "ping_ip" parameter in apply.cgi. A remote unauthenticated 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

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

Vulnerable software versions

e1000: 2.1.02

e1200: 2.0.04

e3200: 1.0.04

CPE2.3

• cpe:2.3:h:linksys:e1000:*:*:*:*:*:*:*:*
• cpe:2.3:h:linksys:e1000:2.1.02:*:*:*:*:*:*:*
• cpe:2.3:h:linksys:e1200:*:*:*:*:*:*:*:*
• cpe:2.3:h:linksys:e1200:2.0.04:*:*:*:*:*:*:*
• cpe:2.3:h:linksys:e3200:*:*:*:*:*:*:*:*
• cpe:2.3:h:linksys:e3200:1.0.04:*:*:*:*:*:*:*

External links

http://www.trustwave.com/en-us/resources/security-resources/security-advisories/?fid=18862

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 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. However, proof of concept for this vulnerability is available.