What is the CVSS score of CVE-2017-11495?

CVE-2017-11495 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.5%.

Is there a public PoC exploit available for CVE-2017-11495?

Yes, a public proof-of-concept exploit is available for CVE-2017-11495. Prioritise patching immediately. EPSS: 2.5%.

K2 Psg1218 Firmware CVE-2017-11495

CRITICAL

Improper Input Validation (CWE-20)

2017-07-20 cve@mitre.org

RCE K2 Psg1218 Firmware

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 20, 2017 - 22:29 cve.org

CRITICAL 9.8

DescriptionCVE.org

AnalysisAI

PHICOMM K2(PSG1218) devices V22.5.11.5 and earlier allow unauthenticated remote code execution via a request to an unspecified ASP script; alternatively, the attacker can leverage unauthenticated. Rated critical severity (CVSS 9.8), 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. PHICOMM K2(PSG1218) devices V22.5.11.5 and earlier allow unauthenticated remote code execution via a request to an unspecified ASP script; alternatively, the attacker can leverage unauthenticated access to this script to trigger a reboot via an ifType=reboot action. Affected products include: Phicomm K2\(Psg1218\)-Firmware.

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.