CVE-2020-11647

Description

In Wireshark 3.2.0 to 3.2.2, 3.0.0 to 3.0.9, and 2.6.0 to 2.6.15, the BACapp dissector could crash. This was addressed in epan/dissectors/packet-bacapp.c by limiting the amount of recursion.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.72% Top 30%
Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory wireshark.org Vendor Advisory wireshark.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16474 issue tracking vendor advisory
https://www.wireshark.org/security/wnpa-sec-2020-07.html vendor advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6f56fc9496db158218243ea87e3660c874a0bab0
https://security.gentoo.org/glsa/202007-13 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00026.html mailing list third party advisory patch vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00038.html mailing list third party advisory patch vendor advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2020-11647?
CVE-2020-11647 has been scored as a high severity vulnerability.
How to fix CVE-2020-11647?
To fix CVE-2020-11647, 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-2020-11647 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-11647 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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