High severity · published Sep 15, 2019
CVE-2019-16319
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
7.5
CVSS
3.8%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.8% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
LE
Leap · Opensuse
15.1 · source: NVD
WI
Wireshark · Wireshark
2.6.0 through 2.6.10; 3.0.0 through 3.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-16319
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-16319
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
Issue Tracking
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16020
code.wireshark.org
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=02ddd49885c6a09e936a76aceb726ed06539704a
Mailing List
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2019-21.html
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