CVE-2016-7073

Description

An issue has been found in PowerDNS before 3.4.11 and 4.0.2, and PowerDNS recursor before 4.0.4, allowing an attacker in position of man-in-the-middle to alter the content of an AXFR because of insufficient validation of TSIG signatures. A missing check of the TSIG time and fudge values was found in AXFRRetriever, leading to a possible replay attack.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.01%
Vendor Advisory debian.org Vendor Advisory powerdns.com
Affected: Open-Xchange pdns
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-7073 issue tracking third party advisory
https://www.debian.org/security/2017/dsa-3764 third party advisory vendor advisory
https://doc.powerdns.com/md/security/powerdns-advisory-2016-04/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-7073?
CVE-2016-7073 has been scored as a medium severity vulnerability.
How to fix CVE-2016-7073?
To fix CVE-2016-7073, 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-2016-7073 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-7073 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-7073?
CVE-2016-7073 affects Open-Xchange pdns.
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