5.9
MEDIUM
CVE-2018-0737
OpenSSL RSA Key Generation Cache Timing Side Channel Attack
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).

INFO

Published Date :

April 16, 2018, 6:29 p.m.

Last Modified :

Nov. 7, 2023, 2:51 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.2
Public PoC/Exploit Available at Github

CVE-2018-0737 has a 7 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2018-0737 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Canonical ubuntu_linux
1 Openssl openssl
: Total Affected Vendor : 2 | Products : 2
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2018-0737.

URL Resource
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
http://www.securityfocus.com/bid/103766 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1040685 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:3221
https://access.redhat.com/errata/RHSA-2018:3505
https://access.redhat.com/errata/RHSA-2019:3932
https://access.redhat.com/errata/RHSA-2019:3933
https://access.redhat.com/errata/RHSA-2019:3935
https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=349a41da1ad88ad87825414752a8ff5fdd6a6c3f
https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=6939eab03a6e23d2bd2c3f5e34fe1d48e542e787
https://lists.debian.org/debian-lts-announce/2018/07/msg00043.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/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/ Third Party Advisory
https://usn.ubuntu.com/3628-2/ Third Party Advisory
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 Vendor Advisory
https://www.oracle.com//security-alerts/cpujul2021.html
https://www.oracle.com/security-alerts/cpuapr2020.html
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

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
MrE-Fog/sslpatch

None

Updated: 1 year, 4 months ago
0 stars 0 fork 0 watcher
Born at : April 24, 2023, 3:51 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
chnzzh/OpenSSL-CVE-lib

None

Updated: 2 weeks, 2 days ago
5 stars 0 fork 0 watcher
Born at : Feb. 23, 2023, 5:42 a.m. This repo has been linked 455 different CVEs too.
Profile Photo
JeffroMF/sslpatch

None

Updated: 2 years, 1 month ago
0 stars 0 fork 0 watcher
Born at : Aug. 6, 2022, 4:57 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
javirodriguezzz/Shodan-Browser

Python script to search queries on Shodan. It gives a detailed inform of each result in the search, including vulnerabilities and exploits.

Python

Updated: 2 years, 7 months ago
0 stars 0 fork 0 watcher
Born at : Feb. 16, 2022, 4:15 p.m. This repo has been linked 5 different CVEs too.
Profile Photo
mrodden/vyger

Quick and easy CVE scanning for Linux systems

Python

Updated: 4 years, 3 months ago
0 stars 0 fork 0 watcher
Born at : June 4, 2020, 9:12 p.m. This repo has been linked 12 different CVEs too.
Profile Photo
hannob/tls-what-can-go-wrong

TLS - what can go wrong?

Updated: 1 month, 2 weeks ago
100 stars 10 fork 10 watcher
Born at : Nov. 10, 2018, 5:36 p.m. This repo has been linked 2 different CVEs too.
Profile Photo
S8Cloud/sslpatch

sslpatch for openssl & nginx

Updated: 2 years, 1 month ago
23 stars 3 fork 3 watcher
Born at : Jan. 12, 2018, 3:32 a.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-0737 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-0737 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference OpenSSL Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/ [No types assigned]
    Added Reference OpenSSL Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/ [No types assigned]
    Added Reference OpenSSL Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/ [No types assigned]
    Added Reference OpenSSL Software Foundation https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=349a41da1ad88ad87825414752a8ff5fdd6a6c3f [No types assigned]
    Added Reference OpenSSL Software Foundation https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=6939eab03a6e23d2bd2c3f5e34fe1d48e542e787 [No types assigned]
    Removed Reference OpenSSL Software Foundation https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6939eab03a6e23d2bd2c3f5e34fe1d48e542e787
    Removed Reference OpenSSL Software Foundation https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=349a41da1ad88ad87825414752a8ff5fdd6a6c3f
    Removed Reference OpenSSL Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/
    Removed Reference OpenSSL Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/
    Removed Reference OpenSSL Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/
  • CVE Modified by [email protected]

    Jul. 20, 2021

    Action Type Old Value New Value
    Added Reference https://www.oracle.com//security-alerts/cpujul2021.html [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 15, 2020

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/security-alerts/cpuapr2020.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 20, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:3932 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 20, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:3935 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2019:3933 [No Types Assigned]
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-310 CWE-310 CWE-327
  • CVE Modified by [email protected]

    Sep. 26, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/Y3IVFGSERAZLNJCK35TEM2R4726XIH3Z/ [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 25, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/ZBEV5QGDRFUZDMNECFXUSN5FMYOZDE4V/ [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 21, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/EWC42UXL5GHTU5G77VKBF6JYUUNGSHOM/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 23, 2019

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 23, 2019

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 16, 2019

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 21, 2018

    Action Type Old Value New Value
    Added Reference https://www.tenable.com/security/tns-2018-17 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 20, 2018

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2018/dsa-4355 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 01, 2018

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2018/dsa-4348 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 29, 2018

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201811-21 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 07, 2018

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2018:3505 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 31, 2018

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2018:3221 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 24, 2018

    Action Type Old Value New Value
    Added Reference https://www.tenable.com/security/tns-2018-14 [No Types Assigned]
    Added Reference https://www.tenable.com/security/tns-2018-13 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 17, 2018

    Action Type Old Value New Value
    Added Reference http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 12, 2018

    Action Type Old Value New Value
    Added Reference https://securityadvisories.paloaltonetworks.com/Home/Detail/133 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 19, 2018

    Action Type Old Value New Value
    Added Reference https://www.tenable.com/security/tns-2018-12 [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 24, 2018

    Action Type Old Value New Value
    Added Reference https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 29, 2018

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2018/07/msg00043.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 28, 2018

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20180726-0003/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 28, 2018

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3692-2/ [No Types Assigned]
    Added Reference https://usn.ubuntu.com/3692-1/ [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 23, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:N/C:P/I:N/A:N)
    Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://usn.ubuntu.com/3628-1/ No Types Assigned https://usn.ubuntu.com/3628-1/ Third Party Advisory
    Changed Reference Type http://www.securitytracker.com/id/1040685 No Types Assigned http://www.securitytracker.com/id/1040685 Third Party Advisory, VDB Entry
    Changed Reference Type https://usn.ubuntu.com/3628-2/ No Types Assigned https://usn.ubuntu.com/3628-2/ Third Party Advisory
    Changed Reference Type https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6939eab03a6e23d2bd2c3f5e34fe1d48e542e787 No Types Assigned https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6939eab03a6e23d2bd2c3f5e34fe1d48e542e787 Patch, Vendor Advisory
    Changed Reference Type https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=349a41da1ad88ad87825414752a8ff5fdd6a6c3f No Types Assigned https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=349a41da1ad88ad87825414752a8ff5fdd6a6c3f Patch, Vendor Advisory
    Changed Reference Type http://www.securityfocus.com/bid/103766 No Types Assigned http://www.securityfocus.com/bid/103766 Third Party Advisory, VDB Entry
    Changed Reference Type https://www.openssl.org/news/secadv/20180416.txt No Types Assigned https://www.openssl.org/news/secadv/20180416.txt Vendor Advisory
    Added CWE CWE-310
    Added CPE Configuration OR *cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:* versions from (including) 1.0.2b up to (including) 1.0.2o *cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:* versions from (including) 1.1.0 up to (including) 1.1.0h
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Apr. 21, 2018

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3628-2/ [No Types Assigned]
    Added Reference https://usn.ubuntu.com/3628-1/ [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 18, 2018

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1040685 [No Types Assigned]
    Added Reference http://www.securityfocus.com/bid/103766 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-0737 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2018-0737 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.04 }} 0.01%

score

0.84127

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: