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Medium 5.9Published Oct 29, 2018
CVE-2018-0735Timing attack against ECDSA signature generation
Updated under an hour ago ()
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It affects OpenSSL and 21 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. Fixed in OpenSSL 1.1.0j (Affected 1.1.0-1.1.0i). Fixed in OpenSSL 1.1.1a (Affected 1.1.1).
- CVSS
- 5.9 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- openssl
- NVD analysis
- Modified
- Record last updated
- Oct 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
OpenSSL OpenSSL openssl:openssl (from the name) | Fixed in OpenSSL 1.1.0j (Affected 1.1.0-1.1.0i); Fixed in OpenSSL 1.1.1a (Affected 1.1.1) | CNA record |
openssl openssl openssl:openssl | from 1.1.0 through 1.1.0i; 1.1.1 | NVD |
canonical ubuntu_linux canonical:ubuntu_linux | 14.04; 16.04; 18.04; 18.10 | NVD |
debian debian_linux debian:debian_linux | 8.0; 9.0 | NVD |
nodejs node.js nodejs:node.js | from 10.0.0 before 10.12.0; from 11.0.0 before 11.3.0; 10.13.0 | NVD |
netapp cn1610_firmware netapp:cn1610_firmware | all versions | NVD |
netapp cloud_backup netapp:cloud_backup | all versions | NVD |
netapp element_software netapp:element_software | all versions | NVD |
netapp oncommand_unified_manager netapp:oncommand_unified_manager | all versions; from 9.4 | NVD |
netapp santricity_smi-s_provider netapp:santricity_smi-s_provider | all versions | NVD |
netapp smi-s_provider netapp:smi-s_provider | all versions | NVD |
netapp snapdrive netapp:snapdrive | all versions; all versions | NVD |
netapp steelstore netapp:steelstore | all versions | NVD |
oracle api_gateway oracle:api_gateway | 11.1.2.4.0 | NVD |
oracle application_server oracle:application_server | 0.9.8; 1.0.0; 1.0.1 | NVD |
oracle enterprise_manager_base_platform oracle:enterprise_manager_base_platform | 12.1.0.5.0; 13.2.0.0.0; 13.3.0.0.0 | NVD |
oracle enterprise_manager_ops_center oracle:enterprise_manager_ops_center | 12.3.3 | NVD |
oracle mysql oracle:mysql | through 5.6.42; from 5.7.0 through 5.7.24; from 8.0.0 through 8.0.13 | NVD |
oracle peoplesoft_enterprise_peopletools oracle:peoplesoft_enterprise_peopletools | 8.55; 8.56; 8.57 | NVD |
oracle primavera_p6_enterprise_project_portfolio_management oracle:primavera_p6_enterprise_project_portfolio_management | from 17.7 through 17.12; 8.4; 15.1; 15.2; 16.1; 16.2; 18.8 | NVD |
oracle secure_global_desktop oracle:secure_global_desktop | 5.4 | NVD |
oracle tuxedo oracle:tuxedo | 12.1.1.0.0 | NVD |
oracle vm_virtualbox oracle:vm_virtualbox | before 6.0.0; from 5.0.0 before 5.2.24 | NVD |
References
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=56fb454d281a023b3f950d969693553d3f3ceea1x-refsource-confirm
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.htmlx-refsource-confirm
- http://www.securityfocus.com/bid/105750vdb-entry, x-refsource-bid
- https://usn.ubuntu.com/3840-1/vendor-advisory, x-refsource-ubuntu
- https://security.netapp.com/advisory/ntap-20181105-0002/x-refsource-confirm
- https://nodejs.org/en/blog/vulnerability/november-2018-security-releases/x-refsource-confirm
- http://www.securitytracker.com/id/1041986vdb-entry, x-refsource-sectrack
- https://lists.debian.org/debian-lts-announce/2018/11/msg00024.htmlmailing-list, x-refsource-mlist
- https://www.debian.org/security/2018/dsa-4348vendor-advisory, x-refsource-debian
- https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=b1d6d55ece1c26fa2829e2b819b038d7b6d692b4x-refsource-confirm
- https://www.openssl.org/news/secadv/20181029.txtx-refsource-confirm
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlx-refsource-misc
- https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.htmlx-refsource-misc
- https://access.redhat.com/errata/RHSA-2019:3700vendor-advisory, x-refsource-redhat
- https://www.oracle.com/security-alerts/cpujan2020.htmlx-refsource-misc
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.