CVE-2017-12109 is an integer overflow vulnerability in the xls_preparseWorkSheet function of libxls 1.4, specifically when processing MULRK records. This flaw allows a specially crafted XLS file to trigger memory corruption, potentially leading to remote code execution. With a CVSS score of 8.8 (High), it can be exploited remotely with low attack complexity, requiring user interaction to open the malicious file, and can result in high impacts to confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.4CPE matchmatch criteria | cpe:2.3:a:libxls_project:libxls:1.4:*:*:*:*:*:*:* |
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.