NCSA MyProxy 5.0/5.1/5.2 input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

A vulnerability, which was classified as critical, has been found in NCSA MyProxy 5.0/5.1/5.2 (Firewall Software). Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

MyProxy 5.0 through 5.2, as used in Globus Toolkit 5.0.0 through 5.0.2, does not properly verify the (1) hostname or (2) identity in the X.509 certificate for the myproxy-server, which allows remote attackers to spoof the server and conduct man-in-the-middle (MITM) attacks via a crafted certificate when executing (a) myproxy-logon or (b) myproxy-get-delegation.

The weakness was released 01/19/2011 (Website). The advisory is available at lists.globus.org. This vulnerability is handled as CVE-2011-0738 since 02/01/2011. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 51678 (Fedora 13 : myproxy-5.3-1.fc13 (2011-0512)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l.

It is possible to mitigate the problem by adding an authentication mechanism. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (64830) and Tenable (51678).

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.3
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

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Nessus ID: 51678
Nessus Name: Fedora 13 : myproxy-5.3-1.fc13 (2011-0512)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 862826
OpenVAS Name: Fedora Update for myproxy FEDORA-2011-0512
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Authentication
Status: 🔍

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Timelineinfo

01/19/2011 🔍
01/19/2011 +0 days 🔍
01/19/2011 +0 days 🔍
01/19/2011 +0 days 🔍
01/19/2011 +0 days 🔍
01/27/2011 +7 days 🔍
02/01/2011 +5 days 🔍
02/01/2011 +0 days 🔍
03/20/2015 +1508 days 🔍
04/24/2019 +1495 days 🔍

Sourcesinfo

Advisory: lists.globus.org
Status: Not defined

CVE: CVE-2011-0738 (🔍)
X-Force: 64830
SecurityFocus: 45916 - MyProxy SSL Certificate Validation Security Bypass Vulnerability
Secunia: 42972 - MyProxy Certificate Validation Security Issue, Less Critical
OSVDB: 70494 - MyProxy myproxy-logon Certificate Validation Weakness
Vupen: ADV-2011-0227

Entryinfo

Created: 03/20/2015 16:16
Updated: 04/24/2019 00:45
Changes: 03/20/2015 16:16 (72), 04/24/2019 00:45 (1)
Complete: 🔍

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