CVE-2020-13977
MEDIUM severity · CVSS 4.9 · CWE-829
4.9CVSS MEDIUM
Summary
Nagios 4.4.5 allows an attacker, who already has administrative access to change the "URL for JSON CGIs" configuration setting, to modify the Alert Histogram and Trends code via crafted versions of the archivejson.cgi, objectjson.cgi, and statusjson.cgi files. NOTE: this vulnerability has been mistakenly associated with CVE-2020-1408.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredHigh
User interactionNone
Confidentiality impactNone
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)3%
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://www.nagios.org/projects/nagios-core/history/4x/Advisory
- https://github.com/sawolf/nagioscore/tree/url-injection-fixAdvisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5P6NHNG2SJAM6DXVTXQH3AOJ4WQVKJUE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H7T6MSDWMBJEVVFSOK7DOYJJWDAFQCEQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JUEIABR4Y6L5J5MZDFWU46ZWXMJO64U3/
- https://anhtai.me/nagios-core-4-4-5-url-injection/Advisory