CVE-2009-0591

Description

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.

Category

2.6
CVSS
Severity: Low
CVSS 2.0 •
EPSS 1.80% Top 20%
Vendor Advisory marc.info Vendor Advisory marc.info Vendor Advisory apple.com Vendor Advisory netbsd.org Vendor Advisory opensuse.org Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory sourceforge.net Vendor Advisory openssl.org Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://marc.info/?l=bugtraq&m=124464882609472&w=2 vendor advisory
http://www.vupen.com/english/advisories/2009/0850 vdb entry vendor advisory
http://www.vupen.com/english/advisories/2009/1175 vdb entry
http://secunia.com/advisories/42724 third party advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/49432 vdb entry
http://sourceforge.net/project/shownotes.php?release_id=671059&group_id=116847
http://secunia.com/advisories/34666 third party advisory
http://www.vupen.com/english/advisories/2009/1020 vdb entry
http://secunia.com/advisories/35729 third party advisory
http://secunia.com/advisories/35380 third party advisory
http://marc.info/?l=bugtraq&m=127678688104458&w=2 vendor advisory
http://lists.apple.com/archives/security-announce/2009/Sep/msg00004.html vendor advisory
http://secunia.com/advisories/35065 third party advisory
http://www.php.net/archive/2009.php#id2009-04-08-1
http://secunia.com/advisories/34411 third party advisory vendor advisory
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-008.txt.asc vendor advisory
http://www.osvdb.org/52865 vdb entry
http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html vendor advisory
http://voodoo-circle.sourceforge.net/sa/sa-20090326-01.html vendor advisory
http://support.apple.com/kb/HT3865
http://www.openssl.org/news/secadv_20090325.txt vendor advisory
http://www.vupen.com/english/advisories/2009/1548 vdb entry
http://secunia.com/advisories/36701 third party advisory
https://kb.bluecoat.com/index?page=content&id=SA50
http://secunia.com/advisories/34460 third party advisory vendor advisory
http://www.securityfocus.com/bid/34256 vdb entry
http://securitytracker.com/id?1021907 vdb entry
http://secunia.com/advisories/42733 third party advisory

Frequently Asked Questions

What is the severity of CVE-2009-0591?
CVE-2009-0591 has been scored as a low severity vulnerability.
How to fix CVE-2009-0591?
To fix CVE-2009-0591, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-0591 being actively exploited in the wild?
It is possible that CVE-2009-0591 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.