What is CVE-2007-1667?

CVE-2007-1667 is a vulnerability in X.org Libx11, classified under CWE-189. Published 2007-03-24.

Is CVE-2007-1667 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in X.org Libx11

CVE-2007-1667

Multiple integer overflows in (1) the XGetPixel function in ImUtil.c in X.Org libx11 before 1.0.3, and (2) XInitImage function in xwd.c for ImageMagick, allow user-assisted remote attackers to cause a denial of service (crash) or obtain sensitive information via crafted images with large or negative values that trigger a buffer overflow.

Published 2007-03-24 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.048 (91.9th percentile), scored 2026-10-31.

Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.046 · newest: 0.048 · change: +0.001

Affected products

X.org Libx11
Canonical Ubuntu Linux — versions 6.06, 6.10, 7.04
Debian Linux — versions 3.1, 4.0

Weakness classification (CWE)

CWE-189

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

sunsolve.sun.com/search/document.do (vendor-advisory, Broken Link)
support.avaya.com/elmodocs2/security/ASA-2007-176.htm (Third Party Advisory)
secunia.com/advisories/24745 (Broken Link, third-party-advisory)
secunia.com/advisories/33937 (Broken Link, third-party-advisory)
secunia.com/advisories/24771 (Broken Link, third-party-advisory)
secunia.com/advisories/24756 (Broken Link, third-party-advisory)
www.redhat.com/support/errata/RHSA-2007-0126.html (vendor-advisory, Third Party Advisory)
www.securityfocus.com/bid/23300 (VDB Entry, Third Party Advisory, vdb-entry)
support.apple.com/kb/HT3438 (Third Party Advisory)
secunia.com/advisories/24739 (Broken Link, third-party-advisory)

Frequently asked questions

What is CVE-2007-1667?: CVE-2007-1667 is a vulnerability in X.org Libx11, classified under CWE-189. Published 2007-03-24.
Is CVE-2007-1667 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.