CVE-2021-31872 is a critical vulnerability affecting klibc versions prior to 2.0.9, specifically impacting the cpio command on 32-bit systems. This flaw involves multiple potential integer overflows that could lead to buffer overflows, resulting in severe security consequences. With a CVSS score of 9.8, it is highly severe, allowing unauthenticated remote attackers to achieve high confidentiality, integrity, and availability impacts with low attack complexity. Currently, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.0.9CPE matchmatch criteria | cpe:2.3:a:klibc_project:klibc:*:*:*:*:*:x86:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
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.
Remediation records are not available for this CVE.