Resource management error in Wireshark - CVE-2019-10902
Published: April 9, 2019 / Updated: August 3, 2020
Vulnerability identifier: #VU33220
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-10902
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Wireshark.org
Affected software:
Wireshark
Wireshark
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
In Wireshark 3.0.0, the TSDNS dissector could crash. This was addressed in epan/dissectors/packet-tsdns.c by splitting strings safely.
How to mitigate CVE-2019-10902
Install update from vendor's website.
Sources
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- http://www.securityfocus.com/bid/107836
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15619
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=95571f17d5e2de39735e62e5251583f930c06d51
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4LYIOOQIMFQ3PA7AFBK4DNXHISTEYUC5/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PU3QA2DUO3XS24QE24CQRP4A4XQQY76R/
- https://www.wireshark.org/security/wnpa-sec-2019-16.html