Exploited vulnerability

CVE-2015-3246

TLP:CLEAR

Red Hat Libuser Race Condition Vulnerability

Red Hat libuser contains a race condition vulnerability that allows authenticated local users to corrupt the /etc/passwd file to cause a denial of service or privilege escalation.

Facts

Vendor: Red Hat
Product: Libuser
CVSS: 7.4
EPSS (probability of exploitation within 30 days): 8.5 %
On CISA's Known Exploited Vulnerabilities list since: 26 August 2026
First known exploitation: 26 August 2026
CISA's deadline for US federal agencies: 9 September 2026
First seen by Risk Letters: 26 August 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD