CVE-2020-24990 — HIGH (7.5)

Vulnerability Description

An issue was discovered in QSC Q-SYS Core Manager 8.2.1. By utilizing the TFTP service running on UDP port 69, a remote attacker can perform a directory traversal and obtain operating system files via a TFTP GET request, as demonstrated by reading /etc/passwd or /proc/version.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Qsc	Q-Sys Core Manager	8.2.1

Related Weaknesses (CWE)

CWE-22

References

http://packetstormsecurity.com/files/159699/QSC-Q-SYS-Core-Manager-8.2.1-DirectoThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2020/Oct/30Mailing ListThird Party Advisory
https://q-syshelp.qsc.com/Content/Core_Manager/CoreManager_Overview.htmVendor Advisory
http://packetstormsecurity.com/files/159699/QSC-Q-SYS-Core-Manager-8.2.1-DirectoThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2020/Oct/30Mailing ListThird Party Advisory
https://q-syshelp.qsc.com/Content/Core_Manager/CoreManager_Overview.htmVendor Advisory

FAQ

What is CVE-2020-24990?

CVE-2020-24990 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in QSC Q-SYS Core Manager 8.2.1. By utilizing the TFTP service running on UDP port 69, a remote attacker can perform a directory traversal and obtain operating system files via...

How severe is CVE-2020-24990?

CVE-2020-24990 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-24990?

Check the references section above for vendor advisories and patch information. Affected products include: Qsc Q-Sys Core Manager.