CVE-2022-36633
Improper token validation leading to code execution in Teleport
Teleport 9.3.6 is vulnerable to Command injection leading to Remote Code Execution. An attacker can craft a malicious ssh agent installation link by URL encoding a bash escape with carriage return line feed. This url encoded payload can be used in place of a token and sent to a user in a social engineering attack. This is fully unauthenticated attack utilizing the trusted teleport server to deliver the payload.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
8.8
Teleport 9.3.6 is vulnerable to Command injection leading to Remote Code Execution. An attacker can craft a malicious ssh agent installation link by URL encoding a bash escape with carriage return line feed. This url encoded payload can be used in place of a token and sent to a user in a social engineering attack. This is fully unauthenticated attack utilizing the trusted teleport server to deliver the payload.
- Record
CVE-2022-36633- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-78
- Updated
- 2026-11-02
CVE List No score
Teleport 9.3.6 is vulnerable to Command injection leading to Remote Code Execution. An attacker can craft a malicious ssh agent installation link by URL encoding a bash escape with carriage return line feed. This url encoded payload can be used in place of a token and sent to a user in a social engineering attack. This is fully unauthenticated attack utilizing the trusted teleport server to deliver the payload.
- Record
CVE-2022-36633- Updated
- 2026-11-02
EUVDEUVD-2022-6495 No score
Teleport 9.3.6 is vulnerable to Command injection leading to Remote Code Execution. An attacker can craft a malicious ssh agent installation link by URL encoding a bash escape with carriage return line feed. This url encoded payload can be used in place of a token and sent to a user in a social engineering attack. This is fully unauthenticated attack utilizing the trusted teleport server to deliver the payload.
- Record
EUVD-2022-6495- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6xf3-5hp7-xqqg
8.8
Improper token validation leading to code execution in Teleport
Teleport 9.3.6 is vulnerable to Command injection leading to Remote Code Execution. An attacker can craft a malicious ssh agent installation link by URL encoding a bash escape with carriage return line feed. This url encoded payload can be used in place of a token and sent to a user in a social engineering attack. This is fully unauthenticated attack utilizing the trusted teleport server to deliver the payload.
- Record
GHSA-6xf3-5hp7-xqqg- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-20, CWE-77
- Updated
- 2026-11-02
OSVGHSA-6xf3-5hp7-xqqg
8.8
Improper token validation leading to code execution in Teleport
Teleport 9.3.6 is vulnerable to Command injection leading to Remote Code Execution. An attacker can craft a malicious ssh agent installation link by URL encoding a bash escape with carriage return line feed. This url encoded payload can be used in place of a token and sent to a user in a social engineering attack. This is fully unauthenticated attack utilizing the trusted teleport server to deliver the payload.
- Record
GHSA-6xf3-5hp7-xqqg- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-20, CWE-77
- Updated
- 2026-11-02
OSV No score
Teleport 9.3.6 is vulnerable to Command injection leading to Remote Code Execution. An attacker can craft a malicious ssh agent installation link by URL encoding a bash escape with carriage return line feed. This url encoded payload can be used in place of a token and sent to a user in a social engineering attack. This is fully unauthenticated attack utilizing the trusted teleport server to deliver the payload.
- Record
CVE-2022-36633- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/gravitational/teleportGo |
before 8.3.17 | 8.3.17 |
github.com/gravitational/teleportGo |
9.0.0 up to 9.3.13 | 9.3.13 |
github.com/gravitational/teleportGo |
10.0.0 up to 10.1.2 | 10.1.2 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Teleport v10.1.1 - Remote Code Execution (RCE) | 2022-09-23 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-36633 is a high vulnerability (CVSS 8.8) in Goteleport Teleport, published August 24, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 50.3%, the 98th percentile. Fixed in github.com/gravitational/teleport 8.3.17.
References
github.com/gravitational/teleport
packetstormsecurity.com/files/168137/Teleport-9.3.6-Command-Injection.html
packetstormsecurity.com/files/168477/Teleport-10.1.1-Remote-Code-Execution.html
nvd.nist.gov/vuln/detail/CVE-2022-36633
github.com/gravitational/teleport/pull/14726
github.com/gravitational/teleport/pull/14726/commits/46c23b9b64b944d1e82d2c8a79083f291ffdd3b6