CVE-2009-0789
OpenSSL before 0.9.8k on WIN64 and certain other platforms does not properly handle a malformed ASN.1 structure, which allows remote attackers to cause a denial of service (invalid memory access and application crash) by placing this structure in the…
Does this matter?
Lower severity and a low EPSS score (2.59%). Track it; it rarely justifies an emergency change on its own.
Description
OpenSSL before 0.9.8k on WIN64 and certain other platforms does not properly handle a malformed ASN.1 structure, which allows remote attackers to cause a denial of service (invalid memory access and application crash) by placing this structure in the public key of a certificate, as demonstrated by an RSA public key.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.59% probability · 84th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- openssl/openssl
- Source
- secalert@redhat.com
References
- ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-008.txt.asc
- http://lists.apple.com/archives/security-announce/2009/Sep/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00014.html
- http://marc.info/?l=bugtraq&m=124464882609472&w=2
- http://marc.info/?l=bugtraq&m=127678688104458&w=2
- http://secunia.com/advisories/34411Vendor Advisory
- http://secunia.com/advisories/34460Vendor Advisory
- http://secunia.com/advisories/34666
- http://secunia.com/advisories/35065
- http://secunia.com/advisories/35380Vendor Advisory
- http://secunia.com/advisories/35729Vendor Advisory
- http://secunia.com/advisories/36701Vendor Advisory
- http://secunia.com/advisories/42724Vendor Advisory
- http://secunia.com/advisories/42733Vendor Advisory
- http://securitytracker.com/id?1021906
- http://sourceforge.net/project/shownotes.php?release_id=671059&group_id=116847
- http://support.apple.com/kb/HT3865
- http://voodoo-circle.sourceforge.net/sa/sa-20090326-01.html
- http://www.openssl.org/news/secadv_20090325.txtVendor Advisory
- http://www.osvdb.org/52866
- http://www.php.net/archive/2009.php#id2009-04-08-1
- http://www.securityfocus.com/bid/34256Patch
- http://www.vupen.com/english/advisories/2009/0850Vendor Advisory
- http://www.vupen.com/english/advisories/2009/1020Vendor Advisory
- http://www.vupen.com/english/advisories/2009/1175Vendor Advisory
- http://www.vupen.com/english/advisories/2009/1548Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49433
- https://kb.bluecoat.com/index?page=content&id=SA50
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.