stream_engine.cpp in libzmq (aka ZeroMQ/C++)) 4.0.5 before 4.0.5 allows man-in-the-middle attackers to conduct downgrade attacks via a…

Description

stream_engine.cpp in libzmq (aka ZeroMQ/C++)) 4.0.5 before 4.0.5 allows man-in-the-middle attackers to conduct downgrade attacks via a crafted connection request.

Scores

EPSS (exploitation in 30 days)

2.0% · top 19% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (9)

• [oss-security] 20140927 Re: CVE request: zeromq (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• openSUSE-SU-2014:1381 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• zeromq-handshake-sec-bypass(96241) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• https://github.com/zeromq/libzmq/pull/1188 (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2014:1493 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 70157 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://github.com/zeromq/libzmq/issues/1190 (opens in a new tab)x_refsource_CONFIRMx_transferred
• [oss-security] 20140926 CVE request: zeromq (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 62262 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_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-2014-7202](https://trackcve.app/badge/CVE-2014-7202.svg)](https://trackcve.app/cve/CVE-2014-7202)

Record last updated 6 Aug 2024, 12:40 UTC.