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CVE-2019-16319

Date: September 15, 2019

In Wireshark 3.0.0 to 3.0.3 and 2.6.0 to 2.6.10, the Gryphon dissector could go into an infinite loop. This was addressed in plugins/epan/gryphon/packet-gryphon.c by checking for a message length of zero.

Language: C

Severity Score

Related Resources (12)

https://nvd.nist.gov/vuln/detail/CVE-2019-16319
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
https://access.redhat.com/security/cve/CVE-2019-16319
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-16319
https://security-tracker.debian.org/tracker/CVE-2019-16319
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16020
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=02ddd49885c6a09e936a76aceb726ed06539704a
https://www.wireshark.org/security/wnpa-sec-2019-21.html
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
https://security.alpinelinux.org/vuln/CVE-2019-16319
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=02ddd49885c6a09e936a76aceb726ed06539704a
https://www.mend.io/vulnerability-database/CVE-2019-16319

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption

CWE-400

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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