Vulnerability in Wireshark
CVE-2017-7748
In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the WSP dissector could go into an infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-wsp.c by adding a length check.
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: 0.028 (85.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
- Wireshark — versions 2.0.0, 2.0.1, 2.0.2
Weakness classification (CWE)
References
- code.wireshark.org/review/gitweb
- www.wireshark.org/security/wnpa-sec-2017-21.html (Vendor Advisory)
- www.securityfocus.com/bid/97628 (VDB Entry, Third Party Advisory, vdb-entry)
- bugs.wireshark.org/bugzilla/show_bug.cgi (Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2017-7748?
- CVE-2017-7748 is a high-severity vulnerability in Wireshark, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2017-04-12.
- How severe is CVE-2017-7748?
- High severity. CVSS v3 base score is 7.5 out of 10.