Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-15889

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.

Published

2020-07-21T22:15:12.150

Last Modified

2024-11-21T05:06:23.173

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	lua	lua	5.4.0	Yes

References

http://lua-users.org/lists/lua-l/2020-07/msg00078.html Exploit, Mailing List, Third Party Advisory ([email protected])
http://lua-users.org/lists/lua-l/2020-12/msg00157.html Mailing List, Third Party Advisory ([email protected])
https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312 Patch, Third Party Advisory ([email protected])
http://lua-users.org/lists/lua-l/2020-07/msg00078.html Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lua-users.org/lists/lua-l/2020-12/msg00157.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)