CVEvulnerability
CVE-2019-9971
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-06-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 9.0 HIGH — AV:N/AC:L/Au:S/C:C/I:C/A:C
- Weaknesses
- CWE-269
Description
PhoneSystem Terminal in 3CX Phone System (Debian based installation) 16.0.0.1570 allows an attacker to gain root privileges by using sudo with the tcpdump command, without a password. This occurs because the -z (aka postrotate-command) option to tcpdump can be unsafe when used in conjunction with sudo.
Affected configurations
• 3cx phone system firmware 16.0.0.1570
• debian debian linux
Related
Weakness · CWE (1)
- CWE-269 Improper Privilege Management weakness
References
- https://www.gosecure.net/blog Third Party Advisory
- https://www.gosecure.net/blog/2022/05/31/security-advisory-multiple-vulnerabilities-impact-3cx-phone-system/ Exploit, Third Party Advisory
- https://www.securusglobal.com/community/2014/03/17/how-i-got-root-with-sudo/ Third Party Advisory
- https://www.gosecure.net/blog Third Party Advisory
- https://www.gosecure.net/blog/2022/05/31/security-advisory-multiple-vulnerabilities-impact-3cx-phone-system/ Exploit, Third Party Advisory
- https://www.securusglobal.com/community/2014/03/17/how-i-got-root-with-sudo/ Third Party Advisory