What is the CVSS score of CVE-2022-43983?

CVE-2022-43983 has a CVSS 3.1 base score of 8.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2022-43983?

Yes, a public proof-of-concept exploit is available for CVE-2022-43983. Prioritise patching immediately. EPSS: 0.6%.

Is there a patch available for CVE-2022-43983?

Yes, a patch is available for CVE-2022-43983. Update the affected software to the latest version immediately.

Browsershot CVE-2022-43983

HIGH

Cross-site Scripting (XSS) (CWE-79)

2022-11-25 help@fluidattacks.com

XSS Browsershot

8.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.2 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Nov 25, 2022 - 17:15 nvd

HIGH 8.2

DescriptionNVD

Browsershot version 3.57.2 allows an external attacker to remotely obtain arbitrary local files. This is possible because the application does not validate that the HTML content passed to the Browsershot::html method does not contain URL's that use the file:// protocol.

AnalysisAI

Browsershot version 3.57.2 allows an external attacker to remotely obtain arbitrary local files. Rated high severity (CVSS 8.2), 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 Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Browsershot version 3.57.2 allows an external attacker to remotely obtain arbitrary local files. This is possible because the application does not validate that the HTML content passed to the Browsershot::html method does not contain URL's that use the file:// protocol. Affected products include: Spatie Browsershot. Version information: version 3.57.2.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.