Vulnerability in Mellium Xmpp
CVE-2022-24968
In Mellium mellium.im/xmpp through 0.21.0, an attacker capable of spoofing DNS TXT records can redirect a WebSocket connection request to a server under their control without causing TLS certificate verification to fail. This occurs because the wrong host name is selected during this verification.
Vulnerability class: Improper Certificate Validation
EPSS: 0.005 (42.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Mellium Xmpp
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-24968?
- CVE-2022-24968 is a medium-severity vulnerability in Mellium Xmpp, classified under Improper Certificate Validation. CVSS score: 5.9/10. Published 2022-02-11.
- How severe is CVE-2022-24968?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2022-24968 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.