OpenSSL before 0.9.8k on WIN64 and certain other platforms does not properly handle a malformed ASN.1 structure, which allows remote…

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.

Scores

EPSS (exploitation in 30 days)

2.6% · top 15% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

• n/a
• CWE-189 (opens in a new tab)All about CWE-189 and its CVEs

Affected products

• n/a

  • affected n/a

References (29)

• SSRT090059 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• ADV-2009-0850 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• ADV-2009-1175 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 42724 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SUSE-SU-2011:0847 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 52866 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• http://sourceforge.net/project/shownotes.php?release_id=671059&group_id=116847 (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2011:0845 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 34666 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2009-1020 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 35729 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 35380 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• HPSBOV02540 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• openssl-asn1-structure-dos(49433) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• APPLE-SA-2009-09-10-2 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• 35065 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.php.net/archive/2009.php#id2009-04-08-1 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 34411 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 1021906 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• SUSE-SR:2009:010 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• http://voodoo-circle.sourceforge.net/sa/sa-20090326-01.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://support.apple.com/kb/HT3865 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www.openssl.org/news/secadv_20090325.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
• ADV-2009-1548 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 36701 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• https://kb.bluecoat.com/index?page=content&id=SA50 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 34460 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 34256 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 42733 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2009-0789](https://trackcve.app/badge/CVE-2009-0789.svg)](https://trackcve.app/cve/CVE-2009-0789)

Record last updated 7 Aug 2024, 04:48 UTC.