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NVD Vulnerability Details :
CVE-2020-36911
Analyzed
More InfoOfficial Page
Source-disclosure@vulncheck.com
View Known Exploited Vulnerability (KEV) details
Published At-13 Jan, 2026 | 23:15
Updated At-29 Jan, 2026 | 00:56

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.09.3CRITICAL
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
Secondary3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 4.0
Base score: 9.3
Base severity: CRITICAL
Vector:
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
Type: Secondary
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CPE Matches
cobbr
cobbr
>>covenant>>Versions from 0.1.3(inclusive) to 0.5(inclusive)
cpe:2.3:a:cobbr:covenant:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-798Secondarydisclosure@vulncheck.com
CWE ID: CWE-798
Type: Secondary
Source: disclosure@vulncheck.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://cobbr.io/Covenant.htmldisclosure@vulncheck.com
Broken Link
https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rbdisclosure@vulncheck.com
Product
https://github.com/cobbr/Covenantdisclosure@vulncheck.com
Product
https://web.archive.org/web/20201013165001/https://twitter.com/cobbr_io/status/1316058367161401344disclosure@vulncheck.com
Issue Tracking
https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-huntersdisclosure@vulncheck.com
Exploit
Third Party Advisory
https://www.exploit-db.com/exploits/51141disclosure@vulncheck.com
Exploit
https://www.vulncheck.com/advisories/covenant-remote-code-execution-rcedisclosure@vulncheck.com
Third Party Advisory
https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rb134c704f-9b21-4f2e-91b3-4a467353bcc0
Product
https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-hunters134c704f-9b21-4f2e-91b3-4a467353bcc0
Exploit
Third Party Advisory
Hyperlink: https://cobbr.io/Covenant.html
Source: disclosure@vulncheck.com
Resource:
Broken Link
Hyperlink: https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rb
Source: disclosure@vulncheck.com
Resource:
Product
Hyperlink: https://github.com/cobbr/Covenant
Source: disclosure@vulncheck.com
Resource:
Product
Hyperlink: https://web.archive.org/web/20201013165001/https://twitter.com/cobbr_io/status/1316058367161401344
Source: disclosure@vulncheck.com
Resource:
Issue Tracking
Hyperlink: https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-hunters
Source: disclosure@vulncheck.com
Resource:
Exploit
Third Party Advisory
Hyperlink: https://www.exploit-db.com/exploits/51141
Source: disclosure@vulncheck.com
Resource:
Exploit
Hyperlink: https://www.vulncheck.com/advisories/covenant-remote-code-execution-rce
Source: disclosure@vulncheck.com
Resource:
Third Party Advisory
Hyperlink: https://github.com/Zeop-CyberSec/covenant_rce/blob/master/covenant_jwt_rce.rb
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Resource:
Product
Hyperlink: https://web.archive.org/web/20201101052547/https://blog.null.farm/hunting-the-hunters
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Resource:
Exploit
Third Party Advisory
Change History
0Changes found
Details not found