Use After Free in Wireshark
CVE-2018-11358
In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the Q.931 dissector could crash. This was addressed in epan/dissectors/packet-q931.c by avoiding a use-after-free after a malformed packet prevented certain cleanup.
Vulnerability class: Use-After-Free
EPSS: 0.028 (85.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Wireshark — versions 2.6.0
- Debian Debian_linux — versions 7.0, 8.0, 9.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2018-11358?
- CVE-2018-11358 is a high-severity vulnerability in Wireshark, classified under Use After Free. CVSS score: 7.5/10. Published 2018-05-22.
- How severe is CVE-2018-11358?
- High severity. CVSS v3 base score is 7.5 out of 10.