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veracodeVeracode Vulnerability DatabaseVERACODE:7303
HistoryAug 15, 2018 - 7:04 a.m.

Time Of Check To Time Of Use (TOCTOU)

2018-08-1507:04:04
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
11

0.0004 Low

EPSS

Percentile

5.1%

chownr is vulnerable to the time of check to time of use (TOCTOU) race condition.The library uses predictable filenames in /tmp, allowing a malicious user to change the group ownership of an arbitrary file by replacing a non-symlink file with a symlink file during the execution of the chown command.