CVE-2019-25040

Description

Unbound before 1.9.5 allows an infinite loop via a compressed name in dname_pkt_copy. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, a running Unbound installation cannot be remotely or locally exploited

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.93% Top 30%
Third-Party Advisory debian.org Third-Party Advisory ostif.org Third-Party Advisory netapp.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://ostif.org/our-audit-of-unbound-dns-by-x41-d-sec-full-results/ third party advisory patch
https://lists.debian.org/debian-lts-announce/2021/05/msg00007.html third party advisory mailing list
https://security.netapp.com/advisory/ntap-20210507-0007/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-25040?
CVE-2019-25040 has been scored as a high severity vulnerability.
How to fix CVE-2019-25040?
To fix CVE-2019-25040, 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-2019-25040 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-25040 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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