CVE-2021-32918
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Prosody
PublishedMay 13, 2021
First seenMay 13, 2021
How to fix
Update
- prosody prosody0.11.9 or later
Vendor advisories
- debian.org/security/2021/dsa-4916
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MFFBZWXKPZEVZNQSVJNCUE7WRF3T7DG/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWJ2DG2DFJOEFEWOUN26IMYYWGSA2ZEE/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUN63AHEWB2WRROJHU3BVJRWLONCT2B7/
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| prosody prosody | v < 0.11.9 | 0.11.9 |
| debian debian_linux | 10.0 | — |
| fedoraproject fedora | 32, 33, 34 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.