VulnerabilityModified
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.
HIGH 7.5EPSS 3.75%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.75%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.75% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- wireshark/wireshark · opensuse/leap · debian/debian linux
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.htmlMailing List, Third Party Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16020Issue Tracking, Vendor Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=02ddd49885c6a09e936a76aceb726ed06539704a
- https://lists.debian.org/debian-lts-announce/2021/02/msg00008.htmlMailing List, Third Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2019-21.htmlVendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.htmlMailing List, Third Party Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16020Issue Tracking, Vendor Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=02ddd49885c6a09e936a76aceb726ed06539704a
- https://lists.debian.org/debian-lts-announce/2021/02/msg00008.htmlMailing List, Third Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2019-21.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.