CVE-2020-15889
Lua Lua Memory Corruption
Description
Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members.
INFO
Published Date :
July 21, 2020, 10:15 p.m.
Last Modified :
Dec. 23, 2020, 5:41 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
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-2020-15889.
| URL | Resource |
|---|---|
| http://lua-users.org/lists/lua-l/2020-07/msg00078.html | Exploit Mailing List Third Party Advisory |
| http://lua-users.org/lists/lua-l/2020-12/msg00157.html | Mailing List Third Party Advisory |
| https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312 | 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-2020-15889 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-15889 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]
Dec. 23, 2020
Action Type Old Value New Value Changed Reference Type http://lua-users.org/lists/lua-l/2020-12/msg00157.html No Types Assigned http://lua-users.org/lists/lua-l/2020-12/msg00157.html Mailing List, Third Party Advisory -
CVE Modified by [email protected]
Dec. 22, 2020
Action Type Old Value New Value Changed Description Lua through 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members. Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members. Added Reference http://lua-users.org/lists/lua-l/2020-12/msg00157.html [No Types Assigned] -
Reanalysis by [email protected]
Dec. 18, 2020
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:lua:lua:*:*:*:*:*:*:*:* versions up to (including) 5.4.0 OR *cpe:2.3:a:lua:lua:5.4.0:*:*:*:*:*:*:* -
Initial Analysis by [email protected]
Jul. 24, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://lua-users.org/lists/lua-l/2020-07/msg00078.html No Types Assigned http://lua-users.org/lists/lua-l/2020-07/msg00078.html Exploit, Mailing List, Third Party Advisory Changed Reference Type https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312 No Types Assigned https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312 Patch, Third Party Advisory Added CWE NIST CWE-125 Added CPE Configuration OR *cpe:2.3:a:lua:lua:*:*:*:*:*:*:*:* versions up to (including) 5.4.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-15889 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-2020-15889
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.36 }} 0.06%
score
0.69208
percentile