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CVE-2021-20212 Details

Description

A flaw was found in Privoxy in versions before 3.0.29. Memory leak if multiple filters are executed and the last one is skipped due to a pcre error leading to a system crash.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://bugzilla.redhat.com/show_bug.cgi?id=1928736 CVEIssue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/202107-16 CVEThird Party Advisory
https://www.privoxy.org/3.0.29/user-manual/whatsnew.html CVERelease NotesVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1928736 [email protected]Issue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/202107-16 [email protected]Third Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-401Missing Release of Memory after Effective Lifetime[email protected]

Affected Products

ProductVersions
privoxy privoxy
< 3.0.29

CPE

  • cpe:2.3:a:privoxy:privoxy:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-20212
NVD Published Date:
Mar 25, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-20212 Details - Not Deferred