CVE-2018-20304 describes a denial-of-service vulnerability in the wbook_addworksheet function of libexcel 0.01, affecting the libexcel_project's libexcel library. An unauthenticated attacker can trigger a segmentation fault (SEGV) by providing a long second argument to this function, leading to system unavailability. Rated as MEDIUM severity with a CVSS score of 6.5, this vulnerability requires user interaction (UI:R) but has low attack complexity (AC:L) and network accessibility (AV:N). There is no evidence of active exploitation, publicly available exploit code in Metasploit, Nuclei, or ExploitDB, and it has garnered minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.01CPE matchmatch criteria | cpe:2.3:a:libexcel_project:libexcel:0.01:*:*:*:*:*:*:* |
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.
Remediation records are not available for this CVE.