What is CVE-2012-1187?

CVE-2012-1187 is a critical-severity vulnerability in Bitlbee, classified under Improper Check for Dropped Privileges. CVSS score: 9.8/10. Published 2019-10-29.

How severe is CVE-2012-1187?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Bitlbee

CVE-2012-1187

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

Published 2019-10-29 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (75.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Bitlbee — versions 3.0.4

Weakness classification (CWE)

CWE-273 — Improper Check for Dropped Privileges

References

security-tracker.debian.org/tracker/CVE-2012-1187 (Third Party Advisory)
bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
access.redhat.com/security/cve/cve-2012-1187 (Broken Link)
bugs.bitlbee.org/ticket/852 (Third Party Advisory)

Frequently asked questions

What is CVE-2012-1187?: CVE-2012-1187 is a critical-severity vulnerability in Bitlbee, classified under Improper Check for Dropped Privileges. CVSS score: 9.8/10. Published 2019-10-29.
How severe is CVE-2012-1187?: Critical severity. CVSS v3 base score is 9.8 out of 10.