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Veracode Vulnerability DatabaseVERACODE:32781HistoryNov 01, 2021 - 8:32 a.m.
Regular Expression Denial Of Service (ReDoS)
2021-11-0108:32:54
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
11
fluentd
vulnerability
redos
attack
apache log
software
EPSS
0.003
Percentile
65.5%
fluentd is vulnerable to regular expression denial of service (ReDoS) attacks. An attacker is able to inject a certain pattern of string via a broken apache log that would cause a ReDoS attack when the parsed malicious string spends too much time in the regular expression.
References
github.com/fluent/fluentd/blob/master/CHANGELOG.md#v1142
github.com/fluent/fluentd/commit/5482a3d049dab351de0be68f4b4bc562319d8511
github.com/fluent/fluentd/security/advisories/GHSA-hwhf-64mh-r662
github.com/github/securitylab-vulnerabilities/blob/52dc4a2a828c6dc24231967c2937ad92038184a9/vendor_reports/GHSL-2021-102-fluent-fluentd.md
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