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Vulnerability Details : CVE-2012-4523

radsecproxy before 1.6.1 does not properly verify certificates when there are configuration blocks with CA settings that are unrelated to the block being used for verifying the certificate chain, which might allow remote attackers to bypass intended access restrictions and spoof clients.
Publish Date : 2012-11-20 Last Update Date : 2013-01-30
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID 264

- Related OVAL Definitions

Title Definition Id Class Family
DSA-2573-1 radsecproxy - SSL certificate verification weakness oval:org.mitre.oval:def:18256 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2012-4523

# Product Type Vendor Product Version Update Edition Language
1 Application Uninett Radsecproxy * * * * Version Details Vulnerabilities
2 Application Uninett Radsecproxy 1.0 P1 * * Version Details Vulnerabilities
3 Application Uninett Radsecproxy 1.0 * * * Version Details Vulnerabilities
4 Application Uninett Radsecproxy 1.0 Alpha * * Version Details Vulnerabilities
5 Application Uninett Radsecproxy 1.0 Alpha-p1 * * Version Details Vulnerabilities
6 Application Uninett Radsecproxy 1.1 * * * Version Details Vulnerabilities
7 Application Uninett Radsecproxy 1.1 Beta * * Version Details Vulnerabilities
8 Application Uninett Radsecproxy 1.1 Alpha * * Version Details Vulnerabilities
9 Application Uninett Radsecproxy 1.2 * * * Version Details Vulnerabilities
10 Application Uninett Radsecproxy 1.3 Alpha * * Version Details Vulnerabilities
11 Application Uninett Radsecproxy 1.3 Beta * * Version Details Vulnerabilities
12 Application Uninett Radsecproxy 1.3.1 * * * Version Details Vulnerabilities
13 Application Uninett Radsecproxy 1.4 * * * Version Details Vulnerabilities
14 Application Uninett Radsecproxy 1.4.1 * * * Version Details Vulnerabilities
15 Application Uninett Radsecproxy 1.4.2 * * * Version Details Vulnerabilities
16 Application Uninett Radsecproxy 1.4.3 * * * Version Details Vulnerabilities
17 Application Uninett Radsecproxy 1.5 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Uninett Radsecproxy 17

- References For CVE-2012-4523
MLIST [radsecproxy] 20120917 Radsecproxy 1.6.1 is out
MLIST [oss-security] 20121031 Re: Re: CVE request: radsecproxy incorrect x.509 certificate validation
MLIST [radsecproxy] 20120913 Radsecproxy is mixing up pre- and post-TLS-handshake client verification
MLIST [oss-security] 20121017 CVE request: radsecproxy incorrect x.509 certificate validation
BID 56105 radsecproxy Client Certificate Verification Security Bypass Vulnerability Release Date:2012-11-12

- Metasploit Modules Related To CVE-2012-4523

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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