CVE-2019-6977
high-risk
Published 2019-01-27
gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.
Do I need to act?
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86.3% chance of exploitation in next 30 days
EPSS score — higher than 14% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (10)
References (38)
Release Notes
http://php.net/ChangeLog-5.php
Release Notes
http://php.net/ChangeLog-7.php
Third Party Advisory
http://www.securityfocus.com/bid/106731
Third Party Advisory
https://security.gentoo.org/glsa/201903-18
Third Party Advisory
https://usn.ubuntu.com/3900-1/
Third Party Advisory
https://www.debian.org/security/2019/dsa-4384
and 18 more references
66
/ 100
high-risk
Severity
30/34 · Critical
Exploitability
20/34 · Moderate
Exposure
16/34 · Moderate