CVE-2022-37434 is a critical heap-based buffer over-read or overflow vulnerability in zlib versions up to 1.2.12, specifically impacting applications that utilize the inflateGetHeader function when processing large gzip header extra fields. This vulnerability carries a CVSS score of 9.8 (CRITICAL), indicating it can be exploited remotely with low attack complexity, leading to high impacts on confidentiality, integrity, and availability. Despite its severity and high EPSS score, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.2.12CPE matchmatch criteria | cpe:2.3:a:zlib:zlib:*:*:*:*:*:*:*:* | ||
35CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | ||
36CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | ||
37CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
CVE-2022-37434
Sep 10, 2024HP ThinPro 8.0 SP 9 Security Updates
Jun 17, 2024HP ThinPro 8.0 SP 9 Security Updates
Jun 17, 2024zlib through 1.2.12 has a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header extra field. NOTE: only applications that call inflateGetHeader are affected. Some common applications bundle the affected zlib source code but may be unable to call inflateGetHeader (e.g. see the nodejs/node reference).
Aug 9, 2022zlib: heap-based buffer over-read and overflow in inflate() in inflate.c via a large gzip header extra field
Aug 5, 2022