mandb up to 2.8.4 on Gentoo /usr/bin/mandb incorrect execution-assigned permissions

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability was found in mandb up to 2.8.4 on Gentoo. It has been declared as critical. This impacts an unknown function of the file /usr/bin/mandb. Such manipulation leads to incorrect execution-assigned permissions. This vulnerability is referenced as CVE-2018-25078. The attack can only be performed from a local environment. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in mandb up to 2.8.4 on Gentoo and classified as critical. Affected by this issue is some unknown processing of the file /usr/bin/mandb. The manipulation with an unknown input leads to a incorrect execution-assigned permissions vulnerability. Using CWE to declare the problem leads to CWE-279. While it is executing, the product sets the permissions of an object in a way that violates the intended permissions that have been specified by the user. Impacted is confidentiality, integrity, and availability. CVE summarizes:

man-db before 2.8.5 on Gentoo allows local users (with access to the man user account) to gain root privileges because /usr/bin/mandb is executed by root but not owned by root. (Also, the owner can strip the setuid and setgid bits.)

The weakness was published 01/27/2023. The advisory is available at bugs.gentoo.org. This vulnerability is handled as CVE-2018-25078 since 01/25/2023. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

Upgrading to version 2.8.5 eliminates this vulnerability.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Incorrect execution-assigned permissions
CWE: CWE-279 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: mandb 2.8.5

Timelineinfo

01/25/2023 🔍
01/27/2023 +2 days 🔍
01/27/2023 +0 days 🔍
04/03/2025 +797 days 🔍

Sourcesinfo

Advisory: bugs.gentoo.org
Status: Confirmed

CVE: CVE-2018-25078 (🔍)
GCVE (CVE): GCVE-0-2018-25078
GCVE (VulDB): GCVE-100-219470

Entryinfo

Created: 01/27/2023 10:31
Updated: 04/03/2025 02:42
Changes: 01/27/2023 10:31 (39), 02/20/2023 10:30 (10), 04/03/2025 02:42 (15)
Complete: 🔍
Cache ID: 216::103

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