Buffer overflow in ettercap.sourceforge.net Ettercap

1) Buffer overflow

EUVDB-ID: #VU35098

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2010-3844

CWE-ID: CWE-120 - Buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

An unchecked sscanf() call in ettercap before 0.7.5 allows an insecure temporary settings file to overflow a static-sized buffer on the stack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Ettercap: 0.7.3

Debian Linux: 0.7.3 - 10.0

External links

http://access.redhat.com/security/cve/cve-2010-3844
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=600130
http://github.com/Ettercap/ettercap/commit/4ef3ede30181eca9add74305ad26dbcb0c3686a0
http://security-tracker.debian.org/tracker/CVE-2010-3844

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.