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CVE-2021-32918

Published: 13 May 2021

An issue was discovered in Prosody before 0.11.9. Default settings are susceptible to remote unauthenticated denial-of-service (DoS) attacks via memory exhaustion when running under Lua 5.2 or Lua 5.3.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
prosody
Launchpad, Ubuntu, Debian
xenial Needs triage

kinetic Ignored
(end of life, was needed)
jammy Needed

bionic Needed

focal Needed

trusty Does not exist

groovy Ignored
(end of life)
hirsute Ignored
(end of life)
upstream
Released (0.11.9)
impish Ignored
(end of life)
lunar Not vulnerable
(0.12.1-1)
mantic Not vulnerable
(0.12.1-1)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H