Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| 3Cx | Phone System Firmware | 16.0.0.1570 |
| 3Cx | Phone System | - |
| Debian | Debian Linux | - |
Related Weaknesses (CWE)
References
- https://www.gosecure.net/blogThird Party Advisory
- https://www.gosecure.net/blog/2022/05/31/security-advisory-multiple-vulnerabilitExploitThird Party Advisory
- https://www.securusglobal.com/community/2014/03/17/how-i-got-root-with-sudo/Third Party Advisory
- https://www.gosecure.net/blogThird Party Advisory
- https://www.gosecure.net/blog/2022/05/31/security-advisory-multiple-vulnerabilitExploitThird Party Advisory
- https://www.securusglobal.com/community/2014/03/17/how-i-got-root-with-sudo/Third Party Advisory
FAQ
What is CVE-2019-9971?
CVE-2019-9971 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 beca...
How severe is CVE-2019-9971?
CVE-2019-9971 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-9971?
Check the references section above for vendor advisories and patch information. Affected products include: 3Cx Phone System Firmware, 3Cx Phone System, Debian Debian Linux.