What is the CVSS score of CVE-2020-6304?

CVE-2020-6304 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: 1.3%.

Netweaver Internet Communication Manager Kernel CVE-2020-6304

HIGH

Improper Input Validation (CWE-20)

2020-01-14 cna@sap.com

Denial Of Service SAP Netweaver Internet Communication Manager Kernel Netweaver Internet Communication Manager Krnl32Nuc Netweaver Internet Communication Manager Krnl32Uc Netweaver Internet Communication Manager Krnl64Nuc Netweaver Internet Communication Manager Krnl64Uc

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

Jan 14, 2020 - 18:15 nvd

HIGH 7.5

DescriptionNVD

Improper input validation in SAP NetWeaver Internet Communication Manager (update provided in KRNL32NUC & KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT KRNL64NUC & KRNL64UC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49 KERNEL 7.21, 7.49, 7.53) allows an attacker to prevent users from accessing its services through a denial of service.

AnalysisAI

Improper input validation in SAP NetWeaver Internet Communication Manager (update provided in KRNL32NUC & KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT KRNL64NUC & KRNL64UC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49. 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 under CWE-20. Improper input validation in SAP NetWeaver Internet Communication Manager (update provided in KRNL32NUC & KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT KRNL64NUC & KRNL64UC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49 KERNEL 7.21, 7.49, 7.53) allows an attacker to prevent users from accessing its services through a denial of service. Affected products include: Sap Netweaver Internet Communication Manager \(Kernel\), Sap Netweaver Internet Communication Manager \(Krnl32Nuc\), Sap Netweaver Internet Communication Manager \(Krnl32Uc\), Sap Netweaver Internet Communication Manager \(Krnl64Nuc\), Sap Netweaver Internet Communication Manager \(Krnl64Uc\).

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.