libzmq up to 4.0.5/4.1.0 ZMPT v3 input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in libzmq up to 4.0.5/4.1.0 and classified as critical. This affects an unknown function of the component ZMPT v3 Handler. Executing a manipulation can lead to input validation. This vulnerability appears as CVE-2014-9721. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in libzmq up to 4.0.5/4.1.0. It has been declared as critical. This vulnerability affects an unknown code of the component ZMPT v3 Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

libzmq before 4.0.6 and 4.1.x before 4.1.1 allows remote attackers to conduct downgrade attacks and bypass ZMPT v3 protocol security mechanisms via a ZMTP v2 or earlier header.

The weakness was presented 06/03/2015 (Website). The advisory is shared for download at github.com. This vulnerability was named CVE-2014-9721 since 05/21/2015. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 83928 (Fedora 22 : zeromq-4.0.5-3.fc22 (2015-8635)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 167929 (OpenSuSE Security Update for zeromq (openSUSE-SU-2015:1028-1)).

Upgrading to version 4.0.6 or 4.1.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (83928) and Vulnerability Center (SBV-50413†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 83928
Nessus Name: Fedora 22 : zeromq-4.0.5-3.fc22 (2015-8635)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 703255
OpenVAS Name: Debian Security Advisory DSA 3255-1 (zeromq3 - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: libzmq 4.0.6/4.1.1
Patch: github.com

Timelineinfo

01/01/2014 🔍
05/21/2015 +505 days 🔍
06/02/2015 +12 days 🔍
06/03/2015 +1 days 🔍
06/03/2015 +0 days 🔍
06/04/2015 +1 days 🔍
06/09/2015 +5 days 🔍
12/07/2024 +3469 days 🔍

Sourcesinfo

Advisory: b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-9721 (🔍)
GCVE (CVE): GCVE-0-2014-9721
GCVE (VulDB): GCVE-100-75688
Vulnerability Center: 50413 - libzmq before 4.0.6 and 4.1.x before 4.1.1 Remote Bypass Restrictions via a zmtp Header, Medium

Entryinfo

Created: 06/04/2015 10:15
Updated: 12/07/2024 17:45
Changes: 06/04/2015 10:15 (62), 06/30/2017 05:45 (2), 05/20/2022 02:30 (4), 05/20/2022 02:37 (1), 12/07/2024 17:45 (20)
Complete: 🔍
Cache ID: 216::103

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