#VU43209 Stack-based buffer overflow in Ettercap - CVE-2013-0722

Vulnerability identifier: #VU43209

Vulnerability risk: Medium

CVSSv4.0: 2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2013-0722

CWE-ID: CWE-121

Exploitation vector: Local

Exploit availability: Yes

Vulnerable software:
Ettercap
Other software / Other software solutions

Vendor: ettercap.sourceforge.net

Description

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

The vulnerability exists due to a boundary error when processing a Trojan horse hosts list containing a long line. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code 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

Ettercap: 0.6.3.1 - 0.7.5

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External links
https://secunia.com/advisories/51731
https://www.exploit-db.com/exploits/23945/
https://www.securation.com/files/2013/01/ec.patch
https://www.securityfocus.com/bid/57175
https://bugs.gentoo.org/show_bug.cgi?id=451198
https://bugzilla.redhat.com/show_bug.cgi?id=894092

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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.

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.