Vulnerability in Wireshark
CVE-2018-7321
In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-thrift.c had a large loop that was addressed by not proceeding with dissection after encountering an unexpected type.
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: 0.017 (76.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- code.wireshark.org/review/gitweb
- www.wireshark.org/security/wnpa-sec-2018-06.html (Vendor Advisory)
- bugs.wireshark.org/bugzilla/show_bug.cgi (Issue Tracking, Vendor Advisory)
- www.securityfocus.com/bid/103158 (Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-7321?
- CVE-2018-7321 is a high-severity vulnerability in Wireshark, classified under Excessive Iteration. CVSS score: 7.5/10. Published 2018-02-23.
- How severe is CVE-2018-7321?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2018-7321 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.