What is CVE-2017-15277?

CVE-2017-15277 is a medium-severity vulnerability in Graphicsmagick, classified under Information Disclosure. CVSS score: 6.5/10. Published 2017-10-12.

How severe is CVE-2017-15277?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2017-15277 known to be exploited?

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

Information disclosure in Graphicsmagick

CVE-2017-15277

ReadGIFImage in coders/gif.c in ImageMagick 7.0.6-1 and GraphicsMagick 1.3.26 leaves the palette uninitialized when processing a GIF file that has neither a global nor local palette. If the affected product is used as a library loaded into a process that operates on interesting data, this data sometimes can be leaked via the uninitialized palette.

Vulnerability class: Information Disclosure

Published 2017-10-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.192 (97.3th percentile), scored 2026-10-07.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.192 · newest: 0.192 · change: 0.000

Affected products

Graphicsmagick — versions 1.3.26
Imagemagick — versions 7.0.6-1

Weakness classification (CWE)

CWE-200 — Information Disclosure

Public proof-of-concept exploits

References

www.debian.org/security/2017/dsa-4040 (vendor-advisory)
usn.ubuntu.com/3681-1/ (vendor-advisory)
github.com/neex/gifoeb (Exploit, Third Party Advisory)
www.debian.org/security/2018/dsa-4321 (vendor-advisory)
www.debian.org/security/2017/dsa-4032 (vendor-advisory)
github.com/ImageMagick/ImageMagick/issues/592 (Patch, Third Party Advisory, Issue Tracking)
lists.debian.org/debian-lts-announce/2018/08/msg00002.html (mailing-list)
github.com/ImageMagick/ImageMagick/commit/9fd10cf630832b36a588c1545d8736539b2f1… (Patch, Third Party Advisory, Issue Tracking)
usn.ubuntu.com/4232-1/ (vendor-advisory)

Frequently asked questions

What is CVE-2017-15277?: CVE-2017-15277 is a medium-severity vulnerability in Graphicsmagick, classified under Information Disclosure. CVSS score: 6.5/10. Published 2017-10-12.
How severe is CVE-2017-15277?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2017-15277 known to be exploited?: 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.