PT-2023-4953 · Exiv2 · Exiv2

Venusadlab · Published 2023-08-22 · Updated 2023-08-25 · CVE-2020-18831

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Exiv2 version 0.27.1

Description The issue is related to a Buffer Overflow vulnerability in the tEXtToDataBuf function in pngimage.cpp. This vulnerability can be exploited by remote attackers using crafted files, potentially leading to a denial of service and other unspecified impacts.

Recommendations For Exiv2 version 0.27.1, consider updating to a newer version that addresses this issue, as the current version is affected by the Buffer Overflow vulnerability in the tEXtToDataBuf function. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2023-05473

CVE-2020-18831

PYSEC-2023-150

Affected Products

Exiv2

References · 13

• 🔥 https://github.com/Exiv2/exiv2/issues/828 · Exploit
• https://cve.org/CVERecord?id=CVE-2020-18831 · Security Note
• https://bdu.fstec.ru/vul/2023-05473 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-18831 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2020-18831 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-18831 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2023-150 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-18831 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-18831 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-18831 · Vendor Advisory
• https://t.me/cvenotify/57301 · Telegram Post
• https://twitter.com/geekphane/status/1695142782787031109 · Twitter Post
• https://exiv2.org/download.html · Note