CVE-2020-23915
"pf-peglib Heap Buffer Over-read Vulnerability"
Description
An issue was discovered in cpp-peglib through v0.1.12. peg::resolve_escape_sequence() in peglib.h has a heap-based buffer over-read.
INFO
Published Date :
April 21, 2021, 6:15 p.m.
Last Modified :
Oct. 26, 2022, 1:58 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2020-23915 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-2020-23915.
| URL | Resource |
|---|---|
| https://cwe.mitre.org/data/definitions/126.html | Technical Description |
| https://github.com/yhirose/cpp-peglib/commit/b3b29ce8f3acf3a32733d930105a17d7b0ba347e | Patch Third Party Advisory |
| https://github.com/yhirose/cpp-peglib/issues/122 | Exploit Issue Tracking 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).
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-23915 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-23915 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 -
Modified Analysis by [email protected]
Oct. 26, 2022
Action Type Old Value New Value Changed Reference Type https://cwe.mitre.org/data/definitions/126.html No Types Assigned https://cwe.mitre.org/data/definitions/126.html Technical Description Changed Reference Type https://github.com/yhirose/cpp-peglib/issues/122 Exploit, Third Party Advisory https://github.com/yhirose/cpp-peglib/issues/122 Exploit, Issue Tracking, Third Party Advisory -
CVE Modified by [email protected]
Jul. 10, 2022
Action Type Old Value New Value Added Reference https://cwe.mitre.org/data/definitions/126.html [No Types Assigned] -
Initial Analysis by [email protected]
Apr. 26, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Changed Reference Type https://github.com/yhirose/cpp-peglib/commit/b3b29ce8f3acf3a32733d930105a17d7b0ba347e No Types Assigned https://github.com/yhirose/cpp-peglib/commit/b3b29ce8f3acf3a32733d930105a17d7b0ba347e Patch, Third Party Advisory Changed Reference Type https://github.com/yhirose/cpp-peglib/issues/122 No Types Assigned https://github.com/yhirose/cpp-peglib/issues/122 Exploit, Third Party Advisory Added CWE NIST CWE-125 Added CPE Configuration OR *cpe:2.3:a:cpp-peglib_project:cpp-peglib:*:*:*:*:*:*:*:* versions up to (including) 0.1.12
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-23915 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-2020-23915
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.10 }} 0.03%
score
0.42271
percentile