PT-2021-13841 · Privoxy+3 · Privoxy+3

Msiddiqu · Published 2021-01-22 · Updated 2024-10-14 · CVE-2021-20210

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions: Privoxy versions prior to 3.0.29

Description: A memory leak in the show-status CGI handler can occur when no filter files are configured, potentially leading to a system crash. This issue affects Privoxy and can be exploited by attackers to cause a system crash.

Recommendations: For versions prior to 3.0.29, update to version 3.0.29 or later to resolve the issue. As a temporary workaround, consider configuring filter files to prevent the memory leak in the show-status CGI handler.

Fix

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

ALT-PU-2021-1116

ALT-PU-2024-13795

CVE-2021-20210

DLA-2548-1

USN-4886-1

Affected Products

Alt Linux

Linuxmint

Privoxy

Ubuntu

References · 32

• https://ubuntu.com/security/CVE-2021-20216 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4886-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-20210 · Security Note
• https://ubuntu.com/security/CVE-2021-20272 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-35502 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-20210 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-20211 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-20212 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-20214 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-20209 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2021-20210 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-20273 · Vendor Advisory
• https://security.gentoo.org/glsa/202107-16 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-20210 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-2548-1 · Vendor Advisory