FreeBSD 11.4/12.2 jail_remove race condition

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in FreeBSD 11.4/12.2. The impacted element is the function jail_remove. Such manipulation leads to race condition. This vulnerability is referenced as CVE-2020-25581. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in FreeBSD 11.4/12.2 (Operating System) and classified as problematic. Affected by this issue is the function jail_remove. The manipulation with an unknown input leads to a race condition vulnerability. Using CWE to declare the problem leads to 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. The impact remains unknown.

The weakness was published 03/27/2021. The advisory is shared for download at security.freebsd.org. This vulnerability is handled as CVE-2020-25581. 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 security.freebsd.org.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
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: Race condition
CWE: CWE-362
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: security.freebsd.org

Timelineinfo

09/14/2020 🔍
03/27/2021 +194 days 🔍
03/27/2021 +0 days 🔍
04/05/2021 +9 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: security.freebsd.org
Status: Confirmed

CVE: CVE-2020-25581 (🔍)
GCVE (CVE): GCVE-0-2020-25581
GCVE (VulDB): GCVE-100-171860

Entryinfo

Created: 03/27/2021 09:13
Updated: 04/05/2021 20:11
Changes: 03/27/2021 09:13 (37), 04/05/2021 20:06 (5), 04/05/2021 20:11 (18)
Complete: 🔍
Cache ID: 216::103

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