CVE-2021-20276 - Vulnerability Details - OpenCVE

Description

A flaw was found in privoxy before 3.0.32. Invalid memory access with an invalid pattern passed to pcre_compile() may lead to denial of service.

Published: 2021-03-09

Score: 7.5 High

EPSS: 2.0% Low

KEV: No

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

privoxy

affected

Version	Status	Constraints
`privoxy 3.0.32`	affected	—

Configuration 1 [-]

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

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
Debian DLA	DLA-2587-1	privoxy security update
EUVD	EUVD-2021-7710	A flaw was found in privoxy before 3.0.32. Invalid memory access with an invalid pattern passed to pcre_compile() may lead to denial of service.
Ubuntu USN	USN-4886-1	Privoxy vulnerabilities

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01953.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://bugzilla.redhat.com/show_bug.cgi?id=1936668
https://lists.debian.org/debian-lts-announce/2021/03/msg00009.html
https://security.gentoo.org/glsa/202107-16
https://www.privoxy.org/announce.txt

History

No history.

Subscriptions

Debian Debian Linux

Privoxy Privoxy

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2021-03-09T13:12:35.000Z

Updated: 2024-08-03T17:37:23.654Z

Reserved: 2020-12-17T00:00:00.000Z

Link: CVE-2021-20276

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-03-09T14:15:13.037

Modified: 2026-06-17T03:33:35.463

Link: CVE-2021-20276

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
NVD-CWE-noinfo

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