PT-2018-15385 · Libxls · Libxls

Leonzhao7 · Published 2018-12-25 · Updated 2020-03-30 · CVE-2018-20450

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 libxls version 1.4.0

Description The issue is related to a double free in the read MSAT function in ole.c, which can cause a denial of service, resulting in an application crash when a crafted file is processed.

Recommendations For libxls version 1.4.0, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Double Free

Weakness Enumeration

CWE-415

Related Identifiers

CVE-2018-20450

Affected Products

Libxls

References · 9

• 🔥 https://github.com/evanmiller/libxls/issues/34 · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-20450 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-20450 · Vendor Advisory
• https://security.gentoo.org/glsa/202003-64 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-20450 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-20450 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2018-20450 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-20450 · Security Note
• https://osv.dev/vulnerability/CVE-2018-20450 · Vendor Advisory