CVE-2020-36911: critical vulnerability in Cobbr Covenant
Covenant 0.5 - Remote Code Execution (RCE)
Published · Updated
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53Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.3epss 12%
Covenant 0.1.3 - 0.5 contains a remote code execution vulnerability that allows attackers to craft malicious JWT tokens with administrative privileges. Attackers can generate forged tokens with admin roles and upload custom DLL payloads to execute arbitrary commands on the target system.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
Cobbr · Covenantpublic PoCs found — 3
cve_referencegithub.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rbunverifiedcve_referenceweb.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-huntersunverifiedcve_referencewww.exploit-db.com/exploits/51141unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://cobbr.io/Covenant.htmlhttps://github.com/cobbr/Covenanthttps://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rbhttps://web.archive.org/web/20201013165001/https://twitter.com/cobbr_io/status/1316058367161401344https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-huntershttps://www.exploit-db.com/exploits/51141https://www.vulncheck.com/advisories/covenant-remote-code-execution-rce