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
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 |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32918
- https://www.openwall.com/lists/oss-security/2021/05/13/1
- https://prosody.im/security/advisory_20210512.txt
- https://hg.prosody.im/trunk/rev/db8e41eb6eff
- https://hg.prosody.im/trunk/rev/b0d8920ed5e5
- https://hg.prosody.im/trunk/rev/929de6ade6b6
- https://hg.prosody.im/trunk/rev/63fd4c8465fb
- https://hg.prosody.im/trunk/rev/1937b3c3efb5
- https://hg.prosody.im/trunk/rev/3413fea9e6db
- https://blog.prosody.im/prosody-0.11.9-released/
- NVD
- Launchpad
- Debian