CVE-2021-4076
Tang Private Key Exposure Vulnerability
Description
A flaw exists in tang, a network-based cryptographic binding server, which could result in leak of private keys.
INFO
Published Date :
March 2, 2022, 11:15 p.m.
Last Modified :
Nov. 21, 2024, 6:36 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
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-2021-4076.
| URL | Resource |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=2029814 | Issue Tracking Third Party Advisory |
| https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9 | Patch Third Party Advisory |
| https://github.com/latchset/tang/pull/81 | Issue Tracking Patch Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2029814 | Issue Tracking Third Party Advisory |
| https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9 | Patch Third Party Advisory |
| https://github.com/latchset/tang/pull/81 | Issue Tracking Patch Third Party 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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-4076 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-4076 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 https://bugzilla.redhat.com/show_bug.cgi?id=2029814 Added Reference https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9 Added Reference https://github.com/latchset/tang/pull/81 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Mar. 09, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=2029814 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=2029814 Issue Tracking, Third Party Advisory Changed Reference Type https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9 No Types Assigned https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9 Patch, Third Party Advisory Changed Reference Type https://github.com/latchset/tang/pull/81 No Types Assigned https://github.com/latchset/tang/pull/81 Issue Tracking, Patch, Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:tang_project:tang:*:*:*:*:*:*:*:* versions from (including) 8 up to (excluding) 11
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-4076 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-2021-4076
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.17 }} 0.02%
score
0.54258
percentile