CVE-2017-9766

Description

In Wireshark 2.2.7, PROFINET IO data with a high recursion depth allows remote attackers to cause a denial of service (stack exhaustion) in the dissect_IODWriteReq function in plugins/profinet/packet-dcerpc-pn-io.c.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.89% Top 30%
Vendor Advisory wireshark.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=d6e888400ba64de3147d1111a4c23edf389b0000
http://www.securityfocus.com/bid/99187 vdb entry third party advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13811 issue tracking patch vendor advisory
https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2017-9766?
CVE-2017-9766 has been scored as a high severity vulnerability.
How to fix CVE-2017-9766?
To fix CVE-2017-9766, 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-2017-9766 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-9766 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.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.