Vulnerability Details CVE-2018-0495
Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the _gcry_ecc_ecdsa_sign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 50.7%
CVSS Severity
CVSS v3 Score 4.7
CVSS v2 Score 1.9
Products affected by CVE-2018-0495
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cpe:2.3:a:gnupg:libgcrypt:-
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cpe:2.3:a:gnupg:libgcrypt:0.1.0
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cpe:2.3:a:gnupg:libgcrypt:0.2.0
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cpe:2.3:a:gnupg:libgcrypt:0.2.10
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cpe:2.3:a:gnupg:libgcrypt:0.2.15
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cpe:2.3:a:gnupg:libgcrypt:0.2.17
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cpe:2.3:a:gnupg:libgcrypt:0.2.18
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cpe:2.3:a:gnupg:libgcrypt:0.2.19
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cpe:2.3:a:gnupg:libgcrypt:0.2.6
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cpe:2.3:a:gnupg:libgcrypt:0.2.8
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cpe:2.3:a:gnupg:libgcrypt:0.3.0
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cpe:2.3:a:gnupg:libgcrypt:0.3.1
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cpe:2.3:a:gnupg:libgcrypt:0.3.2
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cpe:2.3:a:gnupg:libgcrypt:0.3.3
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cpe:2.3:a:gnupg:libgcrypt:0.3.4
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cpe:2.3:a:gnupg:libgcrypt:0.3.5
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cpe:2.3:a:gnupg:libgcrypt:0.4.0
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cpe:2.3:a:gnupg:libgcrypt:0.4.1
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cpe:2.3:a:gnupg:libgcrypt:0.4.2
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cpe:2.3:a:gnupg:libgcrypt:0.4.3
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cpe:2.3:a:gnupg:libgcrypt:0.4.4
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cpe:2.3:a:gnupg:libgcrypt:0.4.5
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cpe:2.3:a:gnupg:libgcrypt:0.9.0
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cpe:2.3:a:gnupg:libgcrypt:0.9.1
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cpe:2.3:a:gnupg:libgcrypt:0.9.10
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cpe:2.3:a:gnupg:libgcrypt:0.9.11
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cpe:2.3:a:gnupg:libgcrypt:0.9.2
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cpe:2.3:a:gnupg:libgcrypt:0.9.3
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cpe:2.3:a:gnupg:libgcrypt:0.9.4
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cpe:2.3:a:gnupg:libgcrypt:0.9.5
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cpe:2.3:a:gnupg:libgcrypt:0.9.6
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cpe:2.3:a:gnupg:libgcrypt:0.9.7
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cpe:2.3:a:gnupg:libgcrypt:0.9.8
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cpe:2.3:a:gnupg:libgcrypt:0.9.9
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cpe:2.3:a:gnupg:libgcrypt:1.0.0
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cpe:2.3:a:gnupg:libgcrypt:1.0.1
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cpe:2.3:a:gnupg:libgcrypt:1.0.2
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cpe:2.3:a:gnupg:libgcrypt:1.0.3
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cpe:2.3:a:gnupg:libgcrypt:1.0.4
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cpe:2.3:a:gnupg:libgcrypt:1.1.0
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cpe:2.3:a:gnupg:libgcrypt:1.1.10
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cpe:2.3:a:gnupg:libgcrypt:1.1.11
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cpe:2.3:a:gnupg:libgcrypt:1.1.12
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cpe:2.3:a:gnupg:libgcrypt:1.1.2
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cpe:2.3:a:gnupg:libgcrypt:1.1.3
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cpe:2.3:a:gnupg:libgcrypt:1.1.4
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cpe:2.3:a:gnupg:libgcrypt:1.1.42
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cpe:2.3:a:gnupg:libgcrypt:1.1.43
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cpe:2.3:a:gnupg:libgcrypt:1.1.44
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cpe:2.3:a:gnupg:libgcrypt:1.1.5
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cpe:2.3:a:gnupg:libgcrypt:1.1.6
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cpe:2.3:a:gnupg:libgcrypt:1.1.7
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cpe:2.3:a:gnupg:libgcrypt:1.1.8
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cpe:2.3:a:gnupg:libgcrypt:1.1.9
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cpe:2.3:a:gnupg:libgcrypt:1.1.90
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cpe:2.3:a:gnupg:libgcrypt:1.1.91
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cpe:2.3:a:gnupg:libgcrypt:1.1.92
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cpe:2.3:a:gnupg:libgcrypt:1.1.93
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cpe:2.3:a:gnupg:libgcrypt:1.1.94
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cpe:2.3:a:gnupg:libgcrypt:1.2.0
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cpe:2.3:a:gnupg:libgcrypt:1.2.1
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cpe:2.3:a:gnupg:libgcrypt:1.2.2
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cpe:2.3:a:gnupg:libgcrypt:1.2.3
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cpe:2.3:a:gnupg:libgcrypt:1.2.4
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cpe:2.3:a:gnupg:libgcrypt:1.3.0
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cpe:2.3:a:gnupg:libgcrypt:1.3.1
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cpe:2.3:a:gnupg:libgcrypt:1.3.2
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cpe:2.3:a:gnupg:libgcrypt:1.4.0
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cpe:2.3:a:gnupg:libgcrypt:1.4.1
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cpe:2.3:a:gnupg:libgcrypt:1.4.2
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cpe:2.3:a:gnupg:libgcrypt:1.4.3
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cpe:2.3:a:gnupg:libgcrypt:1.4.4
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cpe:2.3:a:gnupg:libgcrypt:1.4.5
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cpe:2.3:a:gnupg:libgcrypt:1.4.6
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cpe:2.3:a:gnupg:libgcrypt:1.5.0
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cpe:2.3:a:gnupg:libgcrypt:1.5.1
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cpe:2.3:a:gnupg:libgcrypt:1.5.2
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cpe:2.3:a:gnupg:libgcrypt:1.5.3
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cpe:2.3:a:gnupg:libgcrypt:1.5.4
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cpe:2.3:a:gnupg:libgcrypt:1.5.5
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cpe:2.3:a:gnupg:libgcrypt:1.5.6
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cpe:2.3:a:gnupg:libgcrypt:1.6.0
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cpe:2.3:a:gnupg:libgcrypt:1.6.1
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cpe:2.3:a:gnupg:libgcrypt:1.6.2
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cpe:2.3:a:gnupg:libgcrypt:1.6.3
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cpe:2.3:a:gnupg:libgcrypt:1.6.4
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cpe:2.3:a:gnupg:libgcrypt:1.6.5
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cpe:2.3:a:gnupg:libgcrypt:1.6.6
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cpe:2.3:a:gnupg:libgcrypt:1.7.0
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cpe:2.3:a:gnupg:libgcrypt:1.7.1
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cpe:2.3:a:gnupg:libgcrypt:1.7.2
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cpe:2.3:a:gnupg:libgcrypt:1.7.3
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cpe:2.3:a:gnupg:libgcrypt:1.7.4
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cpe:2.3:a:gnupg:libgcrypt:1.7.5
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cpe:2.3:a:gnupg:libgcrypt:1.7.6
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cpe:2.3:a:gnupg:libgcrypt:1.7.7
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cpe:2.3:a:gnupg:libgcrypt:1.7.8
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cpe:2.3:a:gnupg:libgcrypt:1.7.9
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cpe:2.3:a:gnupg:libgcrypt:1.8.0
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cpe:2.3:a:gnupg:libgcrypt:1.8.1
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cpe:2.3:a:gnupg:libgcrypt:1.8.2
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cpe:2.3:a:oracle:traffic_director:11.1.1.9.0
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cpe:2.3:a:redhat:ansible_tower:3.3
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cpe:2.3:o:canonical:ubuntu_linux:12.04
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cpe:2.3:o:canonical:ubuntu_linux:14.04
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cpe:2.3:o:canonical:ubuntu_linux:16.04
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cpe:2.3:o:canonical:ubuntu_linux:17.10
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cpe:2.3:o:canonical:ubuntu_linux:18.04
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cpe:2.3:o:canonical:ubuntu_linux:18.10
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cpe:2.3:o:debian:debian_linux:8.0
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
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cpe:2.3:o:redhat:enterprise_linux_server:7.0
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cpe:2.3:o:redhat:enterprise_linux_workstation:7.0