NULL pointer dereference in Wireshark
CVE-2017-9343
In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the MSNIP dissector misuses a NULL pointer. This was addressed in epan/dissectors/packet-msnip.c by validating an IPv4 address.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.031 (87.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securityfocus.com/bid/98797 (VDB Entry, Third Party Advisory, vdb-entry)
- www.wireshark.org/security/wnpa-sec-2017-30.html (Vendor Advisory)
- bugs.chromium.org/p/oss-fuzz/issues/detail (Third Party Advisory, Issue Tracking)
- bugs.wireshark.org/bugzilla/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
- www.securitytracker.com/id/1038612 (VDB Entry, Third Party Advisory, vdb-entry)
- code.wireshark.org/review/gitweb
Frequently asked questions
- What is CVE-2017-9343?
- CVE-2017-9343 is a high-severity vulnerability in Wireshark, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2017-06-02.
- How severe is CVE-2017-9343?
- High severity. CVSS v3 base score is 7.5 out of 10.