What is the CVSS score of CVE-2020-11955?

CVE-2020-11955 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.3%.

Is there a public PoC exploit available for CVE-2020-11955?

Yes, a public proof-of-concept exploit is available for CVE-2020-11955. Prioritise patching immediately. EPSS: 1.3%.

Cmciii Pu 9333E0Fb Firmware CVE-2020-11955

HIGH

Incorrect Default Permissions (CWE-276)

2020-07-14 cve@mitre.org

Privilege Escalation Cmciii Pu 9333E0Fb Firmware Pdu 3C002Dec Firmware Cmc Iii Pu 7030 000 Firmware Lcp Cw Firmware Iot Interface 3124 300

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 14, 2020 - 14:15 nvd

HIGH 8.8

DescriptionNVD

An issue was discovered on Rittal PDU-3C002DEC through 5.15.70 and CMCIII-PU-9333E0FB through 3.15.70 devices. There are insecure permissions.

AnalysisAI

An issue was discovered on Rittal PDU-3C002DEC through 5.15.70 and CMCIII-PU-9333E0FB through 3.15.70 devices. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Incorrect Default Permissions (CWE-276), which allows attackers to access resources due to overly permissive default settings. An issue was discovered on Rittal PDU-3C002DEC through 5.15.70 and CMCIII-PU-9333E0FB through 3.15.70 devices. There are insecure permissions. Affected products include: Rittal Cmciii-Pu-9333E0Fb Firmware, Rittal Pdu-3C002Dec Firmware, Rittal Cmc Iii Pu 7030.000 Firmware, Rittal Lcp-Cw Firmware, Rittal Iot Interface 3124.300. Version information: through 5.15.70.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Set restrictive default permissions, follow principle of least privilege, review defaults during deployment.