The Montgomery ladder implementation in OpenSSL through 1.0.0l does not ensure that certain swap operations have a constant-time behavior,…

Description

The Montgomery ladder implementation in OpenSSL through 1.0.0l does not ensure that certain swap operations have a constant-time behavior, which makes it easier for local users to obtain ECDSA nonces via a FLUSH+RELOAD cache side-channel attack.

Scores

EPSS (exploitation in 30 days)

0.84% · top 42% of all CVEs (2 Nov 2026)

Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 1.9.

Weakness

• n/a
• CWE-310 (opens in a new tab)

Affected products

• n/a

  • affected n/a

References (64)

• http://www.novell.com/support/kb/doc.php?id=7015300 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59264 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 59454 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 66363 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 58492 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.novell.com/support/kb/doc.php?id=7015264 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugs.gentoo.org/show_bug.cgi?id=505278 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59445 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• HPSBUX03046 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21676655 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21676092 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=2198be3483259de374f91e57d247d0fc667aef29 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=isg400001843 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05301946 (opens in a new tab)x_refsource_CONFIRMx_transferred
• HPSBOV03047 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21677828 (opens in a new tab)x_refsource_CONFIRMx_transferred
• HPSBMU03074 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 59300 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://advisories.mageia.org/MGASA-2014-0165.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21677695 (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2014:0480 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 59495 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=isg400001841 (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2016:0640 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59655 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 59374 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21676501 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• HPSBMU03057 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 58939 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 59514 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20140605 Multiple Vulnerabilities in OpenSSL Affecting Cisco Products (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
• https://kc.mcafee.com/corporate/index?page=content&id=SB10075 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21676419 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59438 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• HPSBGN03050 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 58727 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.openssl.org/news/secadv_20140605.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://support.apple.com/kb/HT6443 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-2165-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• HPSBMU03076 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10629 (opens in a new tab)x_refsource_CONFIRMx_transferred
• MDVSA-2014:067 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• HPSBMU03062 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• https://bugzilla.novell.com/show_bug.cgi?id=869945 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59040 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• HPSBMU03056 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 59175 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• HPSBMU03051 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• 59413 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 59721 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21676062 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21673137 (opens in a new tab)x_refsource_CONFIRMx_transferred
• MDVSA-2015:062 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21676035 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59450 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 59364 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www-01.ibm.com/support/docview.wss?uid=swg21676424 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 60571 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-345106.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
• 59162 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 59490 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://eprint.iacr.org/2014/140 (opens in a new tab)x_refsource_MISCx_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)

Record last updated 6 Aug 2024, 09:05 UTC.