CVE-2021-3859
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.6%
exploitation probability
1.6%top 25% of all CVEs
observed exploitation
nono source reports it
A flaw was found in Undertow that tripped the client-side invocation timeout with certain calls made over HTTP2. This flaw allows an attacker to carry out denial of service attacks.
Affected products
n/a · undertowReferences
https://access.redhat.com/security/cve/CVE-2021-3859https://bugzilla.redhat.com/show_bug.cgi?id=2010378https://github.com/undertow-io/undertow/commit/e43f0ada3f4da6e8579e0020cec3cb1a81e487c2https://github.com/undertow-io/undertow/pull/1296https://issues.redhat.com/browse/UNDERTOW-1979https://security.netapp.com/advisory/ntap-20221201-0004/