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…

Description

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.

Scores

EPSS (exploitation in 30 days)

3.3% · top 12% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

• n/a
• CWE-74 (opens in a new tab)All about CWE-74 and its CVEs

Affected products

• n/a

  • affected n/a

References (7)

• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=671e32820ab29d41d712cc8a472eab9b672684d9 (opens in a new tab)x_refsource_CONFIRMx_transferred
• [debian-lts-announce] 20190115 [SECURITY] [DLA 1634-1] wireshark security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 1038262 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• GLSA-201706-12 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• https://www.wireshark.org/security/wnpa-sec-2017-12.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 97636 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13466 (opens in a new tab)x_refsource_CONFIRMx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2017-7703](https://trackcve.app/badge/CVE-2017-7703.svg)](https://trackcve.app/cve/CVE-2017-7703)

Record last updated 5 Aug 2024, 16:12 UTC.