Open5GS up to 2.3.6 sbi Request src/amf/namf-handler.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Open5GS up to 2.3.6 and classified as problematic. This vulnerability affects unknown code of the file src/amf/namf-handler.c of the component sbi Request Handler. The manipulation results in null pointer dereference. This vulnerability is reported as CVE-2021-44108. The attack can be launched remotely. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as problematic has been found in Open5GS up to 2.3.6. Affected is an unknown code of the file src/amf/namf-handler.c of the component sbi Request Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability.

The weakness was disclosed 04/05/2022 as 1247. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2021-44108 since 11/22/2021. There are known technical details, but no exploit is available.

Applying the patch d919b2744cd05abae043490f0a3dd1946c1ccb8c is able to eliminate this problem. The bugfix is ready for download at github.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: 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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: d919b2744cd05abae043490f0a3dd1946c1ccb8c

Timelineinfo

11/22/2021 🔍
04/05/2022 +133 days 🔍
04/05/2022 +0 days 🔍
04/06/2022 +1 days 🔍

Sourcesinfo

Product: github.com

Advisory: 1247
Status: Confirmed

CVE: CVE-2021-44108 (🔍)
GCVE (CVE): GCVE-0-2021-44108
GCVE (VulDB): GCVE-100-196452

Entryinfo

Created: 04/05/2022 10:44
Updated: 04/06/2022 12:49
Changes: 04/05/2022 10:44 (41), 04/06/2022 12:49 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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