CVE-2020-36911
critical · 9.3Covenant 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.
9.3
CVSS
12.1%
EPSS (exploit prob.)
96th
EPSS percentile
2026-01-13
Published
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weaknesses
CWE-798
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| cobbr | covenant | >= 0.1.3, <= 0.5 |
Check a specific version with /api/v1/cve/match.
References
- https://cobbr.io/Covenant.html
- https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rb
- https://github.com/cobbr/Covenant
- https://web.archive.org/web/20201013165001/https://twitter.com/cobbr_io/status/1316058367161401344
- https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-hunters
- https://www.exploit-db.com/exploits/51141
- https://www.vulncheck.com/advisories/covenant-remote-code-execution-rce
- https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rb
- https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-hunters
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2020-36911