PT-2023-26635 · Libxls+1 · Libxls+1

Mondaylord · Published 2023-08-15 · Updated 2023-08-19 · CVE-2023-38854

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions libxlsv version 1.6.2

Description A Buffer Overflow issue allows a remote attacker to execute arbitrary code and cause a denial of service via a crafted XLS file to the transcode latin1 to utf8 function in xlstool.c.

Recommendations For libxlsv version 1.6.2, consider disabling the transcode latin1 to utf8 function in xlstool.c as a temporary workaround until a patch is available. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

DoS

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2023-38854

Affected Products

Debian

Libxls

References · 12

• 🔥 https://github.com/libxls/libxls/issues/124 · Exploit
• https://osv.dev/vulnerability/CVE-2023-38854 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-38854 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-38854 · Security Note
• https://ubuntu.com/security/CVE-2023-38854 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-38854 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-38854 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-38854 · Vendor Advisory
• https://twitter.com/TechFishNews/status/1691553682708738140 · Twitter Post
• https://twitter.com/CVEnew/status/1691493229487697923 · Twitter Post
• https://t.me/cibsecurity/68561 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1691522222324592641 · Twitter Post