CVE-2023-31439 An issue was discovered in systemd 253.

What is CVE-2023-31439?

CVE-2023-31439 is a medium-severity vulnerability in Systemd Project Systemd, published on 13 Jun 2023.

Official description

An issue was discovered in systemd 253. An attacker can modify the contents of past events in a sealed log file and then adjust the file 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."

Weakness: CWE-354

Which versions are affected by CVE-2023-31439?

It affects 1 product.

Products include Systemd Project Systemd.

How do I fix CVE-2023-31439?

No fix has been published for CVE-2023-31439 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-31439 being exploited?

There is no known exploitation of CVE-2023-31439 in the wild and no public exploit code.

Other vulnerabilities in Systemd Project Systemd

• CVE-2015-7510 Memory corruption in n/a Critical 9.8
• CVE-2017-1000082 Privilege escalation in n/a Critical 9.8
• CVE-2016-10156 Privilege escalation in n/a High 7.8
• CVE-2017-9445 Memory corruption in n/a High 7.5
• CVE-2017-9217 Null dereference in n/a High 7.5

All Systemd Project Systemd vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2023-31439, GHSA-mvwm-rcrw-pr2j.