VDB
CVE-2019-6706
CVE-2019-6706
PUBLISHED
CVSS 7.5 HIGH
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.
EPSS 17.36% · 97.0th percentile
Risk Scores
CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
17.36%
97.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | lua5.3 | 0, 5.3.3-1 |
| Ubuntu:16.04:LTS | lua5.3 | 0, 5.3.1-1, 5.3.1-1ubuntu2 |
Timeline
- Jan 23, 2019 CVE Published
- Jan 25, 2019 PoC Published
- Apr 14, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 4, 2022 EPSS Score
- Oct 19, 2022 EPSS Score
- Nov 7, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-6706 third-party-advisory
- http://lua.2524044.n2.nabble.com/Bug-Report-Use-after-free-in-debug-upvaluejoin-tc7685506.html third-party-advisory
- http://lua.2524044.n2.nabble.com/CVE-2019-6706-use-after-free-in-lua-upvaluejoin-function-tc7685575.html third-party-advisory
- https://ubuntu.com/security/notices/USN-3941-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-6706 third-party-advisory