CVE-2019-6706

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
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.
Overview
  • CVE ID
  • CVE-2019-6706
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2019-01-23T19:29:00
  • Last Modified Date
  • 2022-11-08T13:18:42
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:lua:lua:5.3.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
http://lua-users.org/lists/lua-l/2019-01/msg00039.html Broken Link
http://packetstormsecurity.com/files/151335/Lua-5.3.5-Use-After-Free.html Exploit Third Party Advisory VDB Entry
https://access.redhat.com/security/cve/cve-2019-6706 Third Party Advisory
https://github.com/Lua-Project/cve-analysis/blob/a43c9ccd00274b31fa2f24c6c8f20ce36655682d/CVE-2019-6706.pdf Exploit Third Party Advisory
https://github.com/lua/lua/commit/89aee84cbc9224f638f3b7951b306d2ee8ecb71e Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-6706
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6706
History
Created Old Value New Value Data Type Notes
2022-05-10 17:00:08 Added to TrackCVE
2022-12-03 16:48:10 2019-01-23T19:29Z 2019-01-23T19:29:00 CVE Published Date updated
2022-12-03 16:48:10 2022-11-08T13:18:42 CVE Modified Date updated
2022-12-03 16:48:10 Analyzed Vulnerability Status updated
2022-12-03 16:48:13 References updated