CVE-2015-0837
GnuPG Side-Channel Timing Attack
Description
The mpi_powm function in Libgcrypt before 1.6.3 and GnuPG before 1.4.19 allows attackers to obtain sensitive information by leveraging timing differences when accessing a pre-computed table during modular exponentiation, related to a "Last-Level Cache Side-Channel Attack."
INFO
Published Date :
Nov. 29, 2019, 10:15 p.m.
Last Modified :
Nov. 21, 2024, 2:23 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.2
Public PoC/Exploit Available at Github
CVE-2015-0837 has a 2 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-2015-0837
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.
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-2015-0837.
| URL | Resource |
|---|---|
| http://www.debian.org/security/2015/dsa-3184 | Third Party Advisory |
| http://www.debian.org/security/2015/dsa-3185 | Third Party Advisory |
| https://ieeexplore.ieee.org/document/7163050 | Third Party Advisory |
| https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html | Mailing List Vendor Advisory |
| https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000364.html | Mailing List Vendor Advisory |
| http://www.debian.org/security/2015/dsa-3184 | Third Party Advisory |
| http://www.debian.org/security/2015/dsa-3185 | Third Party Advisory |
| https://ieeexplore.ieee.org/document/7163050 | Third Party Advisory |
| https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html | Mailing List Vendor Advisory |
| https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000364.html | Mailing List Vendor Advisory |
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).
Map Vulnerabilities into Different Layers of the Container Image
Python
None
Shell
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2015-0837 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2015-0837 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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://www.debian.org/security/2015/dsa-3184 Added Reference http://www.debian.org/security/2015/dsa-3185 Added Reference https://ieeexplore.ieee.org/document/7163050 Added Reference https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html Added Reference https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000364.html -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Dec. 14, 2019
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type http://www.debian.org/security/2015/dsa-3184 No Types Assigned http://www.debian.org/security/2015/dsa-3184 Third Party Advisory Changed Reference Type http://www.debian.org/security/2015/dsa-3185 No Types Assigned http://www.debian.org/security/2015/dsa-3185 Third Party Advisory Changed Reference Type https://ieeexplore.ieee.org/document/7163050 No Types Assigned https://ieeexplore.ieee.org/document/7163050 Third Party Advisory Changed Reference Type https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html No Types Assigned https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000363.html Mailing List, Vendor Advisory Changed Reference Type https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000364.html No Types Assigned https://lists.gnupg.org/pipermail/gnupg-announce/2015q1/000364.html Mailing List, Vendor Advisory Added CWE NIST CWE-203 Added CPE Configuration OR *cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:* versions up to (excluding) 1.4.19 *cpe:2.3:a:gnupg:libgcrypt:*:*:*:*:*:*:*:* versions up to (excluding) 1.6.3 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2015-0837 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-2015-0837
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.28 }} -0.03%
score
0.67670
percentile