dbus-broker up to 30 Exec Line Parser stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in dbus-broker up to 30. It has been classified as critical. This affects an unknown function of the component Exec Line Parser. Performing a manipulation results in stack-based overflow. This vulnerability is cataloged as CVE-2022-31212. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in dbus-broker up to 30. This affects an unknown code block of the component Exec Line Parser. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in dbus-broker before 31. It depends on c-uitl/c-shquote to parse the DBus service's Exec line. c-shquote contains a stack-based buffer over-read if a malicious Exec line is supplied.

The weakness was shared 07/18/2022. The advisory is shared at sec-consult.com. This vulnerability is uniquely identified as CVE-2022-31212 since 05/19/2022. Neither technical details nor an exploit are publicly available.

Upgrading to version 31 eliminates this vulnerability. The upgrade is hosted for download at github.com.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: dbus-broker 31

Timelineinfo

05/19/2022 🔍
07/18/2022 +60 days 🔍
07/18/2022 +0 days 🔍
08/01/2022 +14 days 🔍

Sourcesinfo

Advisory: sec-consult.com
Status: Confirmed

CVE: CVE-2022-31212 (🔍)
GCVE (CVE): GCVE-0-2022-31212
GCVE (VulDB): GCVE-100-204069

Entryinfo

Created: 07/18/2022 08:22
Updated: 08/01/2022 15:24
Changes: 07/18/2022 08:22 (40), 08/01/2022 15:24 (11)
Complete: 🔍
Cache ID: 216::103

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