CVE-2021-21815 describes a stack-based buffer overflow vulnerability in AT&T Labs' Xmill 0.7, specifically within the command-line parsing HandleFileArg function. An attacker can exploit this by providing a crafted file path as a command-line argument, leading to a high-severity impact with potential for complete compromise of confidentiality, integrity, and availability. While the CVSS score is 7.8 (HIGH), there is currently no public exploit code available, no evidence of active exploitation, and minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.7CPE matchmatch criteria | cpe:2.3:a:att:xmill:0.7:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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.