CVE-2021-20201

EPSS 2.7%CWE-400

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 2.7%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

28 May 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A flaw was found in spice in versions before 0.14.92. A DoS tool might make it easier for remote attackers to cause a denial of service (CPU consumption) by performing many renegotiations within a single connection.

Affected products

n/a · spice

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References

https://blog.qualys.com/product-tech/2011/10/31/tls-renegotiation-and-denial-of-service-attacks https://bugzilla.redhat.com/show_bug.cgi?id=1921846 https://security.gentoo.org/glsa/202208-10