Vulnerability Description
In Wireshark 2.4.0 to 2.4.11, the ENIP dissector could crash. This was addressed in epan/dissectors/packet-enip.c by changing the memory-management approach so that a use-after-free is avoided.
CVSS Score
5.5
MEDIUM
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wireshark | Wireshark | >= 2.4.0, <= 2.4.11 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14470ExploitIssue TrackingVendor Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=1c66174e
- https://www.wireshark.org/security/wnpa-sec-2019-05.htmlVendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14470ExploitIssue TrackingVendor Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=1c66174e
- https://www.wireshark.org/security/wnpa-sec-2019-05.htmlVendor Advisory
FAQ
What is CVE-2019-5721?
CVE-2019-5721 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In Wireshark 2.4.0 to 2.4.11, the ENIP dissector could crash. This was addressed in epan/dissectors/packet-enip.c by changing the memory-management approach so that a use-after-free is avoided.
How severe is CVE-2019-5721?
CVE-2019-5721 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-5721?
Check the references section above for vendor advisories and patch information. Affected products include: Wireshark Wireshark.