#VU35141 Improper Check for Dropped Privileges in bitlbee - CVE-2012-1187

Vulnerability identifier: #VU35141

Vulnerability risk: High

CVSSv4.0: 8.1 [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:U/U:Amber]

CVE-ID: CVE-2012-1187

CWE-ID: CWE-273

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
bitlbee
Other software / Other software solutions

Vendor: www.bitlbee.org

Description

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

Bitlbee does not drop extra group privileges correctly in unix.c

Mitigation
Install update from vendor's website.

Vulnerable software versions

bitlbee: 3.0.4

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External links
https://access.redhat.com/security/cve/cve-2012-1187
https://bugs.bitlbee.org/ticket/852
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-1187
https://security-tracker.debian.org/tracker/CVE-2012-1187

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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.