PT-2018-15387 · Libxls · Libxls

Leonzhao7 · Publicado 2018-12-25 · Atualizado 2020-03-30 · CVE-2018-20452

Positive Technologies (AI Summary)

CVSS v3.1

8.8

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions libxls version 1.4.0

Description The issue is related to an invalid free in the read MSAT body function in ole.c, which can be triggered by a crafted file. This is due to inconsistent memory management in the ole2 read header function. Attackers can cause a denial of service, leading to an application crash, or potentially have other unspecified impacts.

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

Buffer Overflow

Enumeração de Fraquezas

CWE-119

Identificadores relacionados

CVE-2018-20452

Produtos afetados

Libxls

Referências · 9

• 🔥 https://github.com/evanmiller/libxls/issues/35 · Exploit
• https://cve.org/CVERecord?id=CVE-2018-20452 · Nota de Segurança
• https://security-tracker.debian.org/tracker/CVE-2018-20452 · Aviso do Fabricante
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-20452 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2018-20452 · Aviso do Fabricante
• https://security.gentoo.org/glsa/202003-64 · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2018-20452 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2018-20452 · Nota de Segurança
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-20452 · Aviso do Fabricante