CVE-2020-29362
Apache P11Kit Heap Buffer Over-Read Vulnerability
Description
An issue was discovered in p11-kit 0.21.1 through 0.23.21. A heap-based buffer over-read has been discovered in the RPC protocol used by thep11-kit server/remote commands and the client library. When the remote entity supplies a byte array through a serialized PKCS#11 function call, the receiving entity may allow the reading of up to 4 bytes of memory past the heap allocation.
INFO
Published Date :
Dec. 16, 2020, 2:15 p.m.
Last Modified :
Nov. 21, 2024, 5:23 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Public PoC/Exploit Available at Github
CVE-2020-29362 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2020-29362.
| URL | Resource |
|---|---|
| https://github.com/p11-glue/p11-kit/releases | Release Notes Third Party Advisory |
| https://github.com/p11-glue/p11-kit/security/advisories/GHSA-5wpq-43j2-6qwc | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2021/01/msg00002.html | Mailing List Third Party Advisory |
| https://www.debian.org/security/2021/dsa-4822 | Third Party Advisory |
| https://github.com/p11-glue/p11-kit/releases | Release Notes Third Party Advisory |
| https://github.com/p11-glue/p11-kit/security/advisories/GHSA-5wpq-43j2-6qwc | Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2021/01/msg00002.html | Mailing List Third Party Advisory |
| https://www.debian.org/security/2021/dsa-4822 | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-29362 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-2020-29362
weaknesses.
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
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-29362 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-29362 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://github.com/p11-glue/p11-kit/releases Added Reference https://github.com/p11-glue/p11-kit/security/advisories/GHSA-5wpq-43j2-6qwc Added Reference https://lists.debian.org/debian-lts-announce/2021/01/msg00002.html Added Reference https://www.debian.org/security/2021/dsa-4822 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Jan. 11, 2021
Action Type Old Value New Value Removed CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:P) Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/01/msg00002.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/01/msg00002.html Mailing List, Third Party Advisory Changed Reference Type https://www.debian.org/security/2021/dsa-4822 No Types Assigned https://www.debian.org/security/2021/dsa-4822 Third Party Advisory -
CVE Modified by [email protected]
Jan. 04, 2021
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2021/01/msg00002.html [No Types Assigned] -
CVE Modified by [email protected]
Jan. 01, 2021
Action Type Old Value New Value Added Reference https://www.debian.org/security/2021/dsa-4822 [No Types Assigned] -
Initial Analysis by [email protected]
Dec. 23, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H Changed Reference Type https://github.com/p11-glue/p11-kit/releases No Types Assigned https://github.com/p11-glue/p11-kit/releases Release Notes, Third Party Advisory Changed Reference Type https://github.com/p11-glue/p11-kit/security/advisories/GHSA-5wpq-43j2-6qwc No Types Assigned https://github.com/p11-glue/p11-kit/security/advisories/GHSA-5wpq-43j2-6qwc Third Party Advisory Added CWE NIST CWE-125 Added CPE Configuration OR *cpe:2.3:a:p11-kit_project:p11-kit:*:*:*:*:*:*:*:* versions from (including) 0.23.6 up to (excluding) 0.23.22
Vulnerability Scoring Details
Base CVSS Score: 5.3
Base CVSS Score: 5
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.08 }} -0.03%
score
0.25550
percentile