Stack-based buffer overflow in ettercap.sourceforge.net Ettercap

1) Stack-based buffer overflow

EUVDB-ID: #VU43209

Risk: Medium

CVSSv3.1: 5.6 [CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:U/RC:C]

CVE-ID: CVE-2013-0722

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: Yes

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

External links

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

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.