Race condition in the XMPP library in Smack before 4.1.9, when the SecurityMode.required TLS setting has been set, allows man-in-the-middle attackers to bypass TLS protections and trigger use of cleartext for client authentication by stripping the "starttls" feature from a server response.
📦
smack
Vendor: igniterealtime
Actively Exploited
0
CISA KEV List
PoC / Exploits
0
Code Available
Total RCEs
0
Remote Access
Total CVEs
10
Total Indexed
Avg. EPSS
3.00%
Exploit Prob.
Security Vulnerability Index
Page 1 / 1
5.9
CVSS
Severity: MEDIUM
5.0
CVSS
The ParseRoster component in the Ignite Realtime Smack XMPP API before 4.0.0-rc1 does not verify the from attribute of a roster-query IQ stanza, which allows remote attackers to spoof IQ responses via a crafted attribute.
Severity: MEDIUM
5.8
CVSS
The ServerTrustManager component in the Ignite Realtime Smack XMPP API before 4.0.0-rc1 does not verify basicConstraints and nameConstraints in X.509 certificate chains from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate chain.
Severity: MEDIUM