CVE Vulnerability

CVE-2019-6706

Lua 5.3.5 has a use-after-free in lua_upvaluejoin in lapi.c. For example, a crash outcome might be achieved by an attacker who is able to trigger a debug.upvaluejoin call in which the arguments have certain relationships.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/lua/lua/commit/89aee84cbc9224f638f3b7951b306d2ee8ecb71e Patch Third Party Advisory
http://packetstormsecurity.com/files/151335/Lua-5.3.5-Use-After-Free.html Exploit Third Party Advisory
http://lua-users.org/lists/lua-l/2019-01/msg00039.html Broken Link
https://github.com/Lua-Project/cve-analysis/blob/a43c9ccd00274b31fa2f24c6c8f20ce36655682d/CVE-2019-6706.pdf Exploit Third Party Advisory
https://access.redhat.com/security/cve/cve-2019-6706 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:lua:lua:5.3.5:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
Information

Published : 2019-01-23 07:29

Updated : 2022-11-08 01:18

NVD link : CVE-2019-6706

Mitre link : CVE-2019-6706

Products Affected
No products.
CWE
CWE-416