Home/CVE/An issue was discovered in Prosody before 0.11.9. The proxy65 component allows open access by default, even if neither o
CVE

CVE-2021-32917

An issue was discovered in Prosody before 0.11.9. The proxy65 component allows open access by default, even if neither o

An issue was discovered in Prosody before 0.11.9. The proxy65 component allows open access by default, even if neither of the users has an XMPP account on the local server, allowing unrestricted use of the server's bandwidth.

MEDIUM · CVSS 5.3 EPSS 0.04407
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-862Missing Authorization
▤

Affected Products & Versions

3
prosody< 0.11.9
debian linuxall versions
fedoraproject fedoraall versions
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 May 2021 · 04:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
⚑

Vendor Advisories

3
suse-csafopenSUSE-SU-2024:11197-1
suse-csafopenSUSE-SU-2021:0751-1
suse-csafopenSUSE-SU-2021:0728-1
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2021/05/13/1Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2021/05/14/2Mailing ListMitigationThird Party Advisory
https://blog.prosody.im/prosody-0.11.9-released/Release NotesVendor Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00016.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MFFBZWXKPZEVZNQSVJNCUE7WRF3T7DG/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUN63AHEWB2WRROJHU3BVJRWLONCT2B7/
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