CVE-2018-20452 is an invalid free vulnerability in the read_MSAT_body function of libxls 1.4.0, stemming from inconsistent memory management. This flaw allows attackers to cause a denial of service (application crash) or potentially other impacts through a crafted file. Rated 8.8 HIGH (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H), it can be exploited remotely with low attack complexity, requiring user interaction, and carries high impacts to confidentiality, integrity, and availability. 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 |
|---|---|---|---|
1.4.0CPE matchmatch criteria | cpe:2.3:a:libxls_project:libxls:1.4.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/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, 0.2 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 0.1 Security Researcher mentions.
Remediation records are not available for this CVE.