CVE-2022-31212
CVE-2022-31212 is a high-severity vulnerability in Dbus-broker Project Dbus-broker with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 2% (75th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Dbus-broker Project Dbus-broker
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2022-31212?
- 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.
- How severe is CVE-2022-31212?
- CVE-2022-31212 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-31212 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-31212?
- CVE-2022-31212 affects Dbus-broker Project Dbus-broker. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-31212?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-31212 published?
- CVE-2022-31212 was published on 2022-07-17 and last updated on 2026-06-17.
References
- https://github.com/bus1/dbus-broker/compare/v30...v31
- https://sec-consult.com/vulnerability-lab/advisory/memory-corruption-vulnerabilities-dbus-broker/
- https://security.gentoo.org/glsa/202305-04
Affected products (1)
- cpe:2.3:a:dbus-broker_project:dbus-broker:*:*:*:*:*:*:*:*
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