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osvGoogleOSV:CVE-2021-31920
HistoryMay 27, 2021 - 5:15 a.m.

CVE-2021-31920

2021-05-2705:15:06
Google
osv.dev
10
istio
vulnerability
bypass
authorization
http
request
path-based

AI Score

6.8

Confidence

Low

EPSS

0.001

Percentile

35.1%

Istio before 1.8.6 and 1.9.x before 1.9.5 has a remotely exploitable vulnerability where an HTTP request path with multiple slashes or escaped slash characters (%2F or %5C) could potentially bypass an Istio authorization policy when path based authorization rules are used.

AI Score

6.8

Confidence

Low

EPSS

0.001

Percentile

35.1%