CVE-2017-7476 describes a critical heap-based buffer overflow vulnerability in Gnulib versions prior to 2017-04-26, specifically within the save_abbr function in time_rz.c, triggered by a malicious TZ environment variable. With a CVSS score of 9.8, this flaw allows for complete compromise of confidentiality, integrity, and availability with low attack complexity and no user interaction required. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2017-04-25CPE matchmatch criteria | cpe:2.3:a:gnulib:gnulib:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/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.