What is the CVSS score of CVE-2019-18257?

CVE-2019-18257 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.8%.

Diaganywhere CVE-2019-18257

CRITICAL

Stack-based Buffer Overflow (CWE-121)

2019-12-17 ics-cert@hq.dhs.gov

Buffer Overflow Stack Overflow RCE Diaganywhere

9.8

CVSS 3.1 · 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:3.1/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

Dec 17, 2019 - 23:15 nvd

CRITICAL 9.8

DescriptionNVD

In Advantech DiagAnywhere Server, Versions 3.07.11 and prior, multiple stack-based buffer overflow vulnerabilities exist in the file transfer service listening on the TCP port. Successful exploitation could allow an unauthenticated attacker to execute arbitrary code with the privileges of the user running DiagAnywhere Server.

AnalysisAI

In Advantech DiagAnywhere Server, Versions 3.07.11 and prior, multiple stack-based buffer overflow vulnerabilities exist in the file transfer service listening on the TCP port. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-121. In Advantech DiagAnywhere Server, Versions 3.07.11 and prior, multiple stack-based buffer overflow vulnerabilities exist in the file transfer service listening on the TCP port. Successful exploitation could allow an unauthenticated attacker to execute arbitrary code with the privileges of the user running DiagAnywhere Server. Affected products include: Advantech Diaganywhere.

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.