What’s Vulnerable › Vulnerabilities

CVE-2016-1232

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-01-12 · updated 2026-06-17

Description

The mod_dialback module in Prosody before 0.9.9 does not properly generate random values for the secret token for server-to-server dialback authentication, which makes it easier for attackers to spoof servers via a brute force attack.

Affected products

• Debian Linux: 7.0, 8.0
• Fedoraproject Fedora: 22, 23
• Prosody: through 0.9.8; 0.9.0, 0.9.1, 0.9.2, 0.9.3, 0.9.4, 0.9.5 (+2)

References

• http://blog.prosody.im/prosody-0-9-9-security-release/
• http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175829.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175868.html
• http://www.debian.org/security/2016/dsa-3439
• http://www.openwall.com/lists/oss-security/2016/01/08/5
• https://prosody.im/issues/issue/571
• https://prosody.im/security/advisory_20160108-2/
• http://blog.prosody.im/prosody-0-9-9-security-release/
• http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175829.html
• http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175868.html
• http://www.debian.org/security/2016/dsa-3439
• http://www.openwall.com/lists/oss-security/2016/01/08/5

Get alerted when CVE-2016-1232 or the next vulnerability affects your stack