What is the CVSS score of CVE-2019-13549?

CVE-2019-13549 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:H/A:N. EPSS exploitation probability: 1.0%.

Pcoweb Firmware CVE-2019-13549

HIGH

Missing Authentication for Critical Function (CWE-306)

2019-10-25 ics-cert@hq.dhs.gov

Authentication Bypass Pcoweb Firmware

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:H/A:N

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:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Oct 25, 2019 - 18:15 nvd

HIGH 7.5

DescriptionNVD

Rittal Chiller SK 3232-Series web interface as built upon Carel pCOWeb firmware A1.5.3 - B1.2.4. The authentication mechanism on affected systems does not provide a sufficient level of protection against unauthorized configuration changes. Primary operations, namely turning the cooling unit on and off and setting the temperature set point, can be modified without authentication.

AnalysisAI

Rittal Chiller SK 3232-Series web interface as built upon Carel pCOWeb firmware A1.5.3 - B1.2.4. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. Rittal Chiller SK 3232-Series web interface as built upon Carel pCOWeb firmware A1.5.3 - B1.2.4. The authentication mechanism on affected systems does not provide a sufficient level of protection against unauthorized configuration changes. Primary operations, namely turning the cooling unit on and off and setting the temperature set point, can be modified without authentication. Affected products include: Carel Pcoweb Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.