CVE-2018-0737

MEDIUM

Description

The OpenSSL RSA Key generation algorithm has been shown to be vulnerable to a cache timing side channel attack. An attacker with sufficient access to mount cache timing attacks during the RSA key generation process could recover the private key. Fixed in OpenSSL 1.1.0i-dev (Affected 1.1.0-1.1.0h). Fixed in OpenSSL 1.0.2p-dev (Affected 1.0.2b-1.0.2o).

References

http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html

http://www.securityfocus.com/bid/103766

http://www.securitytracker.com/id/1040685

https://access.redhat.com/errata/RHSA-2018:3221

https://access.redhat.com/errata/RHSA-2018:3505

https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=349a41da1ad88ad87825414752a8ff5fdd6a6c3f

https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6939eab03a6e23d2bd2c3f5e34fe1d48e542e787

https://lists.debian.org/debian-lts-announce/2018/07/msg00043.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/

https://lists.fedoraproject.org/archives/list/[email protected]/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/

https://lists.fedoraproject.org/archives/list/[email protected]/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/

https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/

https://security.gentoo.org/glsa/201811-21

https://security.netapp.com/advisory/ntap-20180726-0003/

https://securityadvisories.paloaltonetworks.com/Home/Detail/133

https://usn.ubuntu.com/3628-1/

https://usn.ubuntu.com/3628-2/

https://usn.ubuntu.com/3692-1/

https://usn.ubuntu.com/3692-2/

https://www.debian.org/security/2018/dsa-4348

https://www.debian.org/security/2018/dsa-4355

https://www.openssl.org/news/secadv/20180416.txt

https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html

https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html

https://www.tenable.com/security/tns-2018-12

https://www.tenable.com/security/tns-2018-13

https://www.tenable.com/security/tns-2018-14

https://www.tenable.com/security/tns-2018-17

Details

Source: MITRE

Published: 2018-04-16

Updated: 2019-10-03

Type: CWE-327

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Impact Score: 3.6

Exploitability Score: 2.2

Severity: MEDIUM