CVE-2021-32920

high

Description

Prosody before 0.11.9 allows Uncontrolled CPU Consumption via a flood of SSL/TLS renegotiation requests.

References

https://www.debian.org/security/2021/dsa-4916

https://security.gentoo.org/glsa/202105-15

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWJ2DG2DFJOEFEWOUN26IMYYWGSA2ZEE/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUN63AHEWB2WRROJHU3BVJRWLONCT2B7/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MFFBZWXKPZEVZNQSVJNCUE7WRF3T7DG/

https://blog.prosody.im/prosody-0.11.9-released/

http://www.openwall.com/lists/oss-security/2021/05/14/2

http://www.openwall.com/lists/oss-security/2021/05/13/1

Details

Source: Mitre, NVD

Published: 2021-05-13

Updated: 2023-11-07

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High