CVE-2020-28907

Incorrect SSL certificate validation in Nagios Fusion 4.1.8 and earlier allows for Escalation of Privileges or Code Execution as root via vectors related to download of an untrusted update package in upgrade_to_latest.sh.

CVSS v3.1 NVD

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

CVSS v2.0 NVD

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

4.50% chance of exploitation in the next 30 days, 91st percentile

Published

2021-05-24

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/

Security advisories

• https://www.nagios.com/downloads/nagios-xi/change-log
• http://packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-S…
• https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you

References

• CVE Record
• NVD entry