CVE-2019-6977

CVE-2019-6977

Published · Updated

45Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 71%
from disclosure to weapon31 days
Published on NVDJan 27
1st PoC+31d
exploitation probability
71%top 1% of all CVEs
observed exploitation
nono source reports it
4 public exploit(s)
What the vendors declare (VEX)

Official vendor statements in CSAF/VEX format: whether their product is affected, already fixed, or ruled out — and why. These are the vendor's assertions, not Vexday's judgment.

Red HatVEX document ↗
Affected
4 products (92 components)
Red Hat Software Collections · Red Hat Enterprise Linux 6 · Red Hat Enterprise Linux 7 · Red Hat Enterprise Linux 5
no_fix_planned: Will not fix
Fixed
7 products (998 components)
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) · Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) · Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) · Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) · Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) · and others 2
fix ↗
Not affected
2 products (51 components) — because the vulnerable code is not present in the product
Red Hat Enterprise Linux 8 · Red Hat Enterprise Linux 7
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.
Affected products
n/a · n/a
public PoCs found — 4
exploitdbwww.exploit-db.com/exploits/46677unverifiedgithubgithub.com/HORKimhab/CVE-2022-31626-CVE-2024-2961-CVE-2019-6977★ 0cve_referencepacketstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.htmlunverifiedcve_referencewww.exploit-db.com/exploits/46677/unverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.htmlhttp://packetstormsecurity.com/files/152459/PHP-7.2-imagecolormatch-Out-Of-Band-Heap-Write.htmlhttp://php.net/ChangeLog-5.phphttp://php.net/ChangeLog-7.phphttps://access.redhat.com/errata/RHSA-2019:2519https://access.redhat.com/errata/RHSA-2019:3299https://bugs.php.net/bug.php?id=77270https://lists.debian.org/debian-lts-announce/2019/01/msg00028.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/