Vulnerability in Wireshark
CVE-2017-7703
In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the IMAP dissector could crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-imap.c by calculating a line's end correctly.
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: 0.033 (87.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 87.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.033 · newest: 0.033 · change: -0.000
Affected products
- Wireshark — versions 2.0.0, 2.0.1, 2.0.2
- Debian Linux — versions 8.0
Weakness classification (CWE)
References
- code.wireshark.org/review/gitweb
- lists.debian.org/debian-lts-announce/2019/01/msg00010.html (mailing-list, Mailing List, Third Party Advisory)
- www.securitytracker.com/id/1038262 (VDB Entry, Third Party Advisory, vdb-entry)
- security.gentoo.org/glsa/201706-12 (vendor-advisory, Third Party Advisory)
- www.wireshark.org/security/wnpa-sec-2017-12.html (Vendor Advisory)
- www.securityfocus.com/bid/97636 (VDB Entry, Third Party Advisory, vdb-entry)
- bugs.wireshark.org/bugzilla/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-7703?
- CVE-2017-7703 is a high-severity vulnerability in Wireshark, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.5/10. Published 2017-04-12.
- How severe is CVE-2017-7703?
- High severity. CVSS v3 base score is 7.5 out of 10.