VulnerabilityModified
CVE-2023-31438
An attacker can truncate a sealed log file and then resume log sealing such that checking the integrity shows no error, despite modifications.
MEDIUM 5.3EPSS 0.33%
Does this matter?
Lower severity and a low EPSS score (0.33%). Track it; it rarely justifies an emergency change on its own.
Description
An issue was discovered in systemd 253. An attacker can truncate a sealed log file and then resume log sealing such that checking the integrity shows no error, despite modifications. NOTE: the vendor reportedly sent "a reply denying that any of the finding was a security vulnerability."
- CVSS 3.1
- 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- EPSS
- 0.33% probability · 25th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-354
- Affected
- systemd project/systemd
- Source
- cve@mitre.org
References
- https://github.com/kastel-security/JournaldThird Party Advisory
- https://github.com/kastel-security/Journald/blob/main/journald-publication.pdfTechnical Description
- https://github.com/systemd/systemd/pull/28886
- https://github.com/systemd/systemd/releasesRelease Notes
- https://github.com/kastel-security/JournaldThird Party Advisory
- https://github.com/kastel-security/Journald/blob/main/journald-publication.pdfTechnical Description
- https://github.com/systemd/systemd/pull/28886
- https://github.com/systemd/systemd/releasesRelease Notes
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.