CVE-2020-36911
Covenant 0.1.3 - 0.5 contains a remote code execution vulnerability that allows attackers to craft malicious JWT tokens with administrative privileges.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 12.3%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
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
- 9.3 CRITICALCVSS: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/M
- EPSS
- 12.33% probability · 96th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-798
- Affected
- cobbr/covenant
- Source
- disclosure@vulncheck.com
EPSS 12.3% since 30 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://cobbr.io/Covenant.htmlBroken Link
- https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rbProduct
- https://github.com/cobbr/CovenantProduct
- https://web.archive.org/web/20201013165001/https://twitter.com/cobbr_io/status/1316058367161401344Issue Tracking
- https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-huntersExploit, Third Party Advisory
- https://www.exploit-db.com/exploits/51141Exploit
- https://www.vulncheck.com/advisories/covenant-remote-code-execution-rceThird Party Advisory
- https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rbProduct
- https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-huntersExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.