CVE-2019-5718
MEDIUM severity · CVSS 5.5 · Out-of-bounds read
5.5CVSS MEDIUM
Summary
In Wireshark 2.6.0 to 2.6.5 and 2.4.0 to 2.4.11, the RTSE dissector and other ASN.1 dissectors could crash. This was addressed in epan/charsets.c by adding a get_t61_string length check.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15373Advisory
- https://www.wireshark.org/security/wnpa-sec-2019-03.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- http://www.securityfocus.com/bid/106482Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=cd09cb5cfb673beca3cce20b1d6a9bc67a134ae1
- https://seclists.org/bugtraq/2019/Mar/35Advisory
- https://www.debian.org/security/2019/dsa-4416Advisory
- https://www.oracle.com/security-alerts/cpujan2020.html