CVE-2021-3597
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
6.1 Medium
AI Score
Confidence
High
2.6 Low
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:H/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
38.6%
A flaw was found in undertow. The HTTP2SourceChannel fails to write the final frame under some circumstances, resulting in a denial of service. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.35.SP1, prior to 2.2.6.SP1, prior to 2.2.7.SP1, prior to 2.0.36.SP1, prior to 2.2.9.Final and prior to 2.0.39.Final.
| Vendor | Product | Version | CPE |
|---|---|---|---|
| redhat | undertow | * | cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* |
| redhat | undertow | * | cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* |
| redhat | undertow | * | cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* |
| redhat | undertow | * | cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* |
| redhat | undertow | * | cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* |
| redhat | undertow | * | cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* |
References
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Related
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
6.1 Medium
AI Score
Confidence
High
2.6 Low
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:H/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
38.6%