CVE-2023-31437 — MEDIUM (5.3)

Vulnerability Description

An issue was discovered in systemd 253. An attacker can modify a sealed log file such that, in some views, not all existing and sealed log messages are displayed. NOTE: the vendor reportedly sent "a reply denying that any of the finding was a security vulnerability."

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Systemd Project	Systemd	253

Related Weaknesses (CWE)

CWE-354

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/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/releasesRelease Notes

FAQ

What is CVE-2023-31437?

CVE-2023-31437 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An issue was discovered in systemd 253. An attacker can modify a sealed log file such that, in some views, not all existing and sealed log messages are displayed. NOTE: the vendor reportedly sent "a r...

How severe is CVE-2023-31437?

CVE-2023-31437 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-31437?

Check the references section above for vendor advisories and patch information. Affected products include: Systemd Project Systemd.