Privoxy up to 3.0.28 client-tags CGI handler memory leak

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Privoxy up to 3.0.28. It has been declared as problematic. Affected by this issue is some unknown functionality of the component client-tags CGI handler. The manipulation results in memory leak. This vulnerability is cataloged as CVE-2021-20214. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Privoxy up to 3.0.28. It has been classified as problematic. Affected is some unknown processing of the component client-tags CGI handler. The manipulation with an unknown input leads to a memory leak vulnerability. CWE is classifying the issue as CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. This is going to have an impact on availability.

The weakness was shared 03/26/2021. The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2021-20214. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.0.29 eliminates this vulnerability. The upgrade is hosted for download at privoxy.org.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory leak
CWE: CWE-401 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Privoxy 3.0.29

Timelineinfo

12/17/2020 🔍
03/26/2021 +99 days 🔍
03/26/2021 +0 days 🔍
04/05/2021 +10 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2021-20214 (🔍)
GCVE (CVE): GCVE-0-2021-20214
GCVE (VulDB): GCVE-100-171744

Entryinfo

Created: 03/26/2021 07:16
Updated: 04/05/2021 08:02
Changes: 03/26/2021 07:16 (38), 04/05/2021 07:58 (5), 04/05/2021 08:02 (18)
Complete: 🔍
Cache ID: 216::103

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