CVE-2017-18258 describes a denial-of-service vulnerability in libxml2 versions prior to 2.9.6, specifically within the xz_head function in xzlib.c. Attackers can exploit this by providing a specially crafted LZMA file, leading to excessive memory consumption. This vulnerability has a CVSS v3 score of 6.5 (Medium), indicating it can be exploited remotely with low attack complexity, requiring user interaction, and resulting in high availability impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.9.6CPE matchmatch criteria | cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.