What is the CVSS score of CVE-2018-3852?

CVE-2018-3852 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:N/A:H. EPSS exploitation probability: 1.9%.

Is there a public PoC exploit available for CVE-2018-3852?

Yes, a public proof-of-concept exploit is available for CVE-2018-3852. Prioritise patching immediately. EPSS: 1.9%.

Ocularis CVE-2018-3852

HIGH

Improper Input Validation (CWE-20)

2018-06-06 talos-cna@cisco.com

Denial Of Service Ocularis

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:N/A:H

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:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Jun 06, 2018 - 21:29 nvd

HIGH 7.5

DescriptionNVD

An exploitable denial of service vulnerability exists in the Ocularis Recorder functionality of Ocularis 5.5.0.242. A specially crafted TCP packet can cause a process to terminate resulting in denial of service. An attacker can send a crafted TCP packet to trigger this vulnerability.

AnalysisAI

An exploitable denial of service vulnerability exists in the Ocularis Recorder functionality of Ocularis 5.5.0.242. 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 under CWE-20. An exploitable denial of service vulnerability exists in the Ocularis Recorder functionality of Ocularis 5.5.0.242. A specially crafted TCP packet can cause a process to terminate resulting in denial of service. An attacker can send a crafted TCP packet to trigger this vulnerability. Affected products include: Onssi Ocularis.

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.