GDM prior 3.38.2.1 Session Shutdown race condition

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in GDM. Affected by this issue is some unknown functionality of the component Session Shutdown Handler. Performing a manipulation results in race condition. This vulnerability was named CVE-2020-27837. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in GDM. It has been classified as problematic. This affects some unknown processing of the component Session Shutdown Handler. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 12/29/2020. The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2020-27837. Neither technical details nor an exploit are publicly available.

Upgrading to version 3.38.2.1 eliminates this vulnerability.

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Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Race condition
CWE: CWE-362
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: GDM 3.38.2.1

Timelineinfo

12/29/2020 🔍
12/29/2020 +0 days 🔍
12/29/2020 +0 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2020-27837 (🔍)
GCVE (CVE): GCVE-0-2020-27837
GCVE (VulDB): GCVE-100-166893

Entryinfo

Created: 12/29/2020 09:19
Changes: 12/29/2020 09:19 (35)
Complete: 🔍
Cache ID: 216::103

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