OpenSSL before 0.9.8q, and 1.0.x before 1.0.0c, when SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG is enabled, does not properly prevent…

Description

OpenSSL before 0.9.8q, and 1.0.x before 1.0.0c, when SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG is enabled, does not properly prevent modification of the ciphersuite in the session cache, which allows remote attackers to force the downgrade to an unintended cipher via vectors involving sniffing network traffic to discover a session identifier.

Scores

EPSS (exploitation in 30 days)

9.5% · top 4.5% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (50)

• SUSE-SR:2011:001 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 1024822 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 42473 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 42571 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43170 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SSA:2010-340-01 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
• ADV-2011-0268 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• SUSE-SR:2011:009 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• http://support.apple.com/kb/HT4723 (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SU-2011:0847 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 42493 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43173 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• FEDORA-2010-18765 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• ADV-2011-0032 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• openSUSE-SU-2011:0845 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 43171 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 42620 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SSRT100817 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• APPLE-SA-2011-06-23-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• USN-1029-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• ADV-2010-3120 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• FEDORA-2010-18736 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• ADV-2010-3122 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 43169 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43172 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• HPSBHF02706 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 45164 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 69565 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=659462 (opens in a new tab)x_refsource_CONFIRMx_transferred
• VU#737740 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
• 42469 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SSRT100475 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 42877 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://cvs.openssl.org/chngview?cn=20131 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2010:0977 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• HPSBMA02658 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• ADV-2010-3134 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• ADV-2010-3188 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• oval:org.mitre.oval:def:18910 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• HPSBUX02638 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• ADV-2011-0076 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• http://openssl.org/news/secadv_20101202.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2010:0978 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 44269 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2011:0896 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• DSA-2141 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• MDVSA-2010:248 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• RHSA-2010:0979 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://kb.bluecoat.com/index?page=content&id=SA53&actp=LIST (opens in a new tab)x_refsource_CONFIRMx_transferred
• 42811 (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-2010-4180](https://trackcve.app/badge/CVE-2010-4180.svg)](https://trackcve.app/cve/CVE-2010-4180)

Record last updated 7 Aug 2024, 03:34 UTC.