high
7.5
CWE
20
Advisory Published
Updated

CVE-2020-6304: Input Validation

First published: Tue Jan 14 2020(Updated: )

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.

Credit: cna@sap.com

Affected SoftwareAffected VersionHow to fix
Sap Netweaver Internet Communication Manager \(kernel\)=7.21
Sap Netweaver Internet Communication Manager \(kernel\)=7.22
Sap Netweaver Internet Communication Manager \(kernel\)=7.49
Sap Netweaver Internet Communication Manager \(kernel\)=7.53
Sap Netweaver Internet Communication Manager \(krnl32nuc\)=7.21
Sap Netweaver Internet Communication Manager \(krnl32nuc\)=7.21ext
Sap Netweaver Internet Communication Manager \(krnl32nuc\)=7.22
Sap Netweaver Internet Communication Manager \(krnl32nuc\)=7.22ext
Sap Netweaver Internet Communication Manager \(krnl32uc\)=7.21
Sap Netweaver Internet Communication Manager \(krnl32uc\)=7.21ext
Sap Netweaver Internet Communication Manager \(krnl32uc\)=7.22
Sap Netweaver Internet Communication Manager \(krnl32uc\)=7.22ext
Sap Netweaver Internet Communication Manager \(krnl64nuc\)=7.21
Sap Netweaver Internet Communication Manager \(krnl64nuc\)=7.21ext
Sap Netweaver Internet Communication Manager \(krnl64nuc\)=7.22
Sap Netweaver Internet Communication Manager \(krnl64nuc\)=7.22ext
Sap Netweaver Internet Communication Manager \(krnl64nuc\)=7.49
Sap Netweaver Internet Communication Manager \(krnl64uc\)=7.21
Sap Netweaver Internet Communication Manager \(krnl64uc\)=7.21ext
Sap Netweaver Internet Communication Manager \(krnl64uc\)=7.22
Sap Netweaver Internet Communication Manager \(krnl64uc\)=7.22ext
Sap Netweaver Internet Communication Manager \(krnl64uc\)=7.49

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2020-6304?

    CVE-2020-6304 is classified with a high severity level due to improper input validation in SAP NetWeaver.

  • How do I fix CVE-2020-6304?

    To fix CVE-2020-6304, apply the latest security patches provided by SAP for affected NetWeaver versions.

  • What software versions are affected by CVE-2020-6304?

    CVE-2020-6304 affects SAP NetWeaver Internet Communication Manager versions 7.21, 7.22, 7.49, and 7.53.

  • What type of vulnerability is CVE-2020-6304?

    CVE-2020-6304 is an input validation vulnerability that allows attackers to prevent user access to services.

  • What can an attacker do with CVE-2020-6304?

    An attacker exploiting CVE-2020-6304 can disrupt user access to SAP NetWeaver services through malicious input.

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