CVE-2016-0756

Description

The generate_dialback function in the mod_dialback module in Prosody before 0.9.10 does not properly separate fields when generating dialback keys, which allows remote attackers to spoof XMPP network domains via a crafted stream id and domain name that is included in the target domain as a suffix.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.64%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory prosody.im Vendor Advisory prosody.im
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176796.html vendor advisory
http://www.securityfocus.com/bid/82241 vdb entry
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176914.html vendor advisory
https://prosody.im/issues/issue/596
http://www.openwall.com/lists/oss-security/2016/01/27/10 mailing list
http://blog.prosody.im/prosody-0-9-10-released/ patch vendor advisory
http://www.debian.org/security/2016/dsa-3463 vendor advisory
https://prosody.im/security/advisory_20160127/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-0756?
CVE-2016-0756 has been scored as a medium severity vulnerability.
How to fix CVE-2016-0756?
To fix CVE-2016-0756, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-0756 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-0756 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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