What is the CVSS score of CVE-2022-26303?

CVE-2022-26303 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 1.2%.

Is there a public PoC exploit available for CVE-2022-26303?

Yes, a public proof-of-concept exploit is available for CVE-2022-26303. Prioritise patching immediately. EPSS: 1.2%.

Oas Platform CVE-2022-26303

HIGH

Missing Authentication for Critical Function (CWE-306)

2022-05-25 talos-cna@cisco.com

Authentication Bypass Oas Platform

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

May 25, 2022 - 21:15 nvd

HIGH 7.5

DescriptionNVD

An external config control vulnerability exists in the OAS Engine SecureAddUser functionality of Open Automation Software OAS Platform V16.00.0112. A specially-crafted series of network requests can lead to the creation of an OAS user account. An attacker can send a sequence of requests to trigger this vulnerability.

AnalysisAI

An external config control vulnerability exists in the OAS Engine SecureAddUser functionality of Open Automation Software OAS Platform V16.00.0112. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. An external config control vulnerability exists in the OAS Engine SecureAddUser functionality of Open Automation Software OAS Platform V16.00.0112. A specially-crafted series of network requests can lead to the creation of an OAS user account. An attacker can send a sequence of requests to trigger this vulnerability. Affected products include: Openautomationsoftware Oas Platform.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.