eXosip2 up to 5.2.0 3xx Redirect eXcall_api.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability was found in eXosip2 up to 5.2.0. It has been declared as problematic. This issue affects some unknown processing of the file eXcall_api.c of the component 3xx Redirect Handler. Such manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2021-32611. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in eXosip2 up to 5.2.0 and classified as problematic. Affected by this issue is some unknown processing of the file eXcall_api.c of the component 3xx Redirect Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability.

The weakness was disclosed 05/12/2021. The advisory is shared for download at git.savannah.nongnu.org. This vulnerability is handled as CVE-2021-32611. There are known technical details, but no exploit is available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.savannah.nongnu.org.

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

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

CVSSv2info

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

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.savannah.nongnu.org

Timelineinfo

05/12/2021 🔍
05/12/2021 +0 days 🔍
05/12/2021 +0 days 🔍
05/15/2021 +3 days 🔍

Sourcesinfo

Advisory: git.savannah.nongnu.org
Status: Confirmed

CVE: CVE-2021-32611 (🔍)
GCVE (CVE): GCVE-0-2021-32611
GCVE (VulDB): GCVE-100-174992

Entryinfo

Created: 05/12/2021 22:43
Updated: 05/15/2021 17:30
Changes: 05/12/2021 22:43 (38), 05/15/2021 17:30 (5)
Complete: 🔍
Cache ID: 216::103

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