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1 vulnerability found for FRRouting by FRRouting

CVE-2022-42917 (GCVE-0-2022-42917)
Vulnerability from cvelistv5
Published
2026-09-13 00:00
Modified
2026-09-14 18:15
CWE
  • CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition
Summary
In FRRouting FRR before 8.5, the service user (usually frr) can escalate its privileges to root by monitoring the configuration directory (/etc/frr) and replacing config files upon creation with, for example, symlinks to change the ownership of arbitrary files. This is a TOCTOU Race Condition caused by a combination of touch and chown.
Impacted products
Vendor Product Version
FRRouting FRRouting Version: 0   < 4.5
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Show details on NVD website


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