What is the CVSS score of CVE-2024-50340?

CVE-2024-50340 has a CVSS 3.1 base score of 7.3 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. EPSS exploitation probability: 63.4%.

Is there a public PoC exploit available for CVE-2024-50340?

Yes, a public proof-of-concept exploit is available for CVE-2024-50340. Prioritise patching immediately. EPSS: 63.4%.

Is there a patch available for CVE-2024-50340?

Yes, a patch is available for CVE-2024-50340. Update the affected software to the latest version immediately.

PHP CVE-2024-50340

HIGH

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)

2024-11-06 security-advisories@github.com

PHP Information Disclosure

7.3

CVSS 3.1 · Vendor: github

Severity by source

Vendor (github) PRIMARY

7.3 HIGH

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

Primary rating from Vendor (github) · only source for this CVE.

CVSS VectorVendor: github

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

CVE Published

Nov 06, 2024 - 21:15 cve.org

HIGH 7.3

DescriptionCVE.org

symfony/runtime is a module for the Symphony PHP framework which enables decoupling PHP applications from global state. When the register_argv_argc php directive is set to on , and users call any URL with a special crafted query string, they are able to change the environment or debug mode used by the kernel when handling the request. As of versions 5.4.46, 6.4.14, and 7.1.7 the SymfonyRuntime now ignores the argv values for non-SAPI PHP runtimes. All users are advised to upgrade. There are no known workarounds for this vulnerability.

AnalysisAI

symfony/runtime is a module for the Symphony PHP framework which enables decoupling PHP applications from global state. Rated high severity (CVSS 7.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-74. symfony/runtime is a module for the Symphony PHP framework which enables decoupling PHP applications from global state. When the register_argv_argc php directive is set to on , and users call any URL with a special crafted query string, they are able to change the environment or debug mode used by the kernel when handling the request. As of versions 5.4.46, 6.4.14, and 7.1.7 the SymfonyRuntime now ignores the argv values for non-SAPI PHP runtimes. All users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.