What is the CVSS score of CVE-2021-45818?

CVE-2021-45818 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2021-45818?

Yes, a public proof-of-concept exploit is available for CVE-2021-45818. Prioritise patching immediately. EPSS: 0.6%.

Safari Montage CVE-2021-45818

MEDIUM

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

2021-12-30 cve@mitre.org

Apple Code Injection Safari Montage

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Dec 30, 2021 - 13:15 nvd

MEDIUM 6.1

DescriptionNVD

SAFARI Montage 8.7.32 is affected by a CRLF injection vulnerability which can lead to HTTP response splitting.

AnalysisAI

SAFARI Montage 8.7.32 is affected by a CRLF injection vulnerability which can lead to HTTP response splitting. Rated medium severity (CVSS 6.1), 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 under CWE-74. SAFARI Montage 8.7.32 is affected by a CRLF injection vulnerability which can lead to HTTP response splitting. Affected products include: Safarimontage Safari Montage.

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.