CVE-2019-9971

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
VendorProductVersion
3cxphone_system_firmware
16.0.0.1570
debiandebian_linux
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.gosecure.net/blog
https://www.gosecure.net/blog/2022/05/31/security-advisory-multiple-vulnerabilities-impact-3cx-phone-system/
https://www.securusglobal.com/community/2014/03/17/how-i-got-root-with-sudo/
https://www.gosecure.net/blog
https://www.gosecure.net/blog/2022/05/31/security-advisory-multiple-vulnerabilities-impact-3cx-phone-system/
https://www.securusglobal.com/community/2014/03/17/how-i-got-root-with-sudo/