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CVE-2021-32920

Published: May 13, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUNVD-CWE-Other
NVD MITRE
7.5CVSSHIGH
EPSS Score
2.3%
Top 19.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

n/an/a
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
ProsodyProsody dev team
On-prem
Communications / messaging-chat
prosodyprosody
On-prem
Communications / messaging-chat
debian linuxdebian
On-premOS
Operating Systems / linux-distro
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
prosody dev teamoss-projectCommunicationsaka prosody
prosodyoss-projectCommunicationsaka mod auth ldap, mod auth ldap2
debianoss-projectGBOperating Systemsaka debian gnu/linux
and 1 more affected products View all →

Exploitability

Official Patch Available
Workaround Available

References

https://blog.prosody.im/prosody-0.11.9-released/
blog.prosody.im
http://www.openwall.com/lists/oss-security/2021/05/13/1
openwall.com
http://www.openwall.com/lists/oss-security/2021/05/14/2
openwall.com
and 9 more references View all →

Timeline

Published
May 13, 2021
Last Updated
Nov 21, 2024

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