Vulnerabilities > CVE-2021-20213 - NULL Pointer Dereference vulnerability in Privoxy

CVSS 4.3 - MEDIUM

Attack vector

NETWORK

Attack complexity

MEDIUM

Privileges required

NONE

Confidentiality impact

NONE

Integrity impact

NONE

Availability impact

PARTIAL

network

privoxy

CWE-476

NVD

Published: 2021-03-25

Updated: 2021-12-14

Summary

A flaw was found in Privoxy in versions before 3.0.29. Dereference of a NULL-pointer that could result in a crash if accept-intercepted-requests was enabled, Privoxy failed to get the request destination from the Host header and a memory allocation failed.

Vulnerable Configurations

Part	Description	Count
Application	Privoxy Privoxy Privoxy 2.9.20 Privoxy Privoxy 3.0.0 Privoxy Privoxy 3.0.2 Privoxy Privoxy 3.0.3 Privoxy Privoxy 3.0.5 Privoxy Privoxy 3.0.6 Privoxy Privoxy 3.0.7 Privoxy Privoxy 3.0.8 Privoxy Privoxy 3.0.9 Privoxy Privoxy 3.0.10 Privoxy Privoxy 3.0.11 Privoxy Privoxy 3.0.12 Privoxy Privoxy 3.0.13 Privoxy Privoxy 3.0.14 Privoxy Privoxy 3.0.15 Privoxy Privoxy 3.0.16 Privoxy Privoxy 3.0.17 Privoxy Privoxy 3.0.18 Privoxy Privoxy 3.0.19 Privoxy Privoxy 3.0.20 Privoxy Privoxy 3.0.21 Privoxy Privoxy 3.0.22 Privoxy Privoxy 3.0.23 Privoxy Privoxy 3.0.24 Privoxy Privoxy 3.0.25 Privoxy Privoxy 3.0.26 Privoxy Privoxy 3.0.28 Privoxy Privoxy 3.0.28-2.1 Privoxy Privoxy 3.0.28-Lp151.1.1	29

Common Weakness Enumeration (CWE)

CWE-476 - NULL Pointer Dereference

Summary

Vulnerable Configurations

Common Weakness Enumeration (CWE)

References