Out-of-bounds Read in Libgd

CVE-2017-6363

In the GD Graphics Library (aka LibGD) through 2.2.5, there is a heap-based buffer over-read in tiffWriter in gd_tiff.c. NOTE: the vendor says "In my opinion this issue should not have a CVE, since the GD and GD2 formats are documented to be 'obsolete, and should only be used for development and testing purposes.'

Vulnerability class: Buffer Overflow

EPSS: 0.014 (69.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.

Affected products

  • Libgd
  • N/a — versions n/a

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2017-6363?
CVE-2017-6363 is a high-severity vulnerability in Libgd, classified under Out-of-bounds Read. CVSS score: 8.1/10. Published 2020-02-27.
How severe is CVE-2017-6363?
High severity. CVSS v3 base score is 8.1 out of 10.