Input validation error in www.zeromq zeromq

1) Input validation error

EUVDB-ID: #VU33834

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2014-7202

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

zeromq: 4.0.6 - 4.0.7

CPE2.3

• cpe:2.3:a:zeromq_project:zeromq:4.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:zeromq_project:zeromq:4.0.7:*:*:*:*:*:*:*

External links

https://lists.opensuse.org/opensuse-updates/2014-11/msg00027.html
https://lists.opensuse.org/opensuse-updates/2014-11/msg00101.html
https://seclists.org/oss-sec/2014/q3/754
https://seclists.org/oss-sec/2014/q3/776
https://secunia.com/advisories/62262
https://www.securityfocus.com/bid/70157
https://exchange.xforce.ibmcloud.com/vulnerabilities/96241
https://github.com/zeromq/libzmq/issues/1190
https://github.com/zeromq/libzmq/pull/1188

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.