CVE-2017-6419 describes a heap-based buffer overflow in libmspack 0.5alpha, specifically within the mspack/lzxd.c component, which is utilized by ClamAV 0.99.2. This vulnerability allows remote attackers to trigger a denial of service (application crash) or potentially achieve other unspecified impacts by providing a specially crafted CHM file. With a CVSS score of 7.8 (High), the vulnerability requires user interaction (UI:R) and local access (AV:L) to exploit, but could lead to high confidentiality, integrity, and availability impacts (C:H/I:H/A:H). There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.5CPE matchmatch criteria | cpe:2.3:a:libmspack_project:libmspack:0.5:alpha:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 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.