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Vulnerability Details : CVE-2009-0591

The CMS_verify function in OpenSSL 0.9.8h through 0.9.8j, when CMS is enabled, does not properly handle errors associated with malformed signed attributes, which allows remote attackers to repudiate a signature that originally appeared to be valid but was actually invalid.
Publish Date : 2009-03-27 Last Update Date : 2017-08-16
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
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 High (Specialized access conditions exist. It is hard to exploit and several special conditions must be satisfied to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 287

- Vendor Statements

Not vulnerable. This issue affected OpenSSL CMS functionality which is not present in the openssl packages as shipped with Red Hat Enterprise Linux 2.1, 3, 4 or 5.
Source: Redhat

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2009-0591 unix
HP-UX Running OpenSSL, Remote Denial of Service (DoS), Bypass Security Restrictions oval:org.mitre.oval:def:22023 unix
Vulnerability in OpenSSL 0.9.8h through 0.9.8j, allows remote attackers to repudiate a signature that originally appeare... oval:org.mitre.oval:def:25083 windows
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-2009-0591

# Product Type Vendor Product Version Update Edition Language
1 Application Openssl Openssl 0.9.8h Version Details Vulnerabilities
2 Application Openssl Openssl 0.9.8i Version Details Vulnerabilities
3 Application Openssl Openssl 0.9.8j Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Openssl Openssl 3

- References For CVE-2009-0591
XF openssl-cmsverify-security-bypass(49432) CONFIRM
VUPEN ADV-2009-1548
VUPEN ADV-2009-1175
VUPEN ADV-2009-1020
BID 34256 OpenSSL Multiple Vulnerabilities Release Date:2012-09-26 CONFIRM CONFIRM CONFIRM CONFIRM
SECTRACK 1021907
APPLE APPLE-SA-2009-09-10-2
SUSE SUSE-SR:2009:010
NETBSD NetBSD-SA2009-008

- Metasploit Modules Related To CVE-2009-0591

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

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