Vulnerability Database

325,773

Total vulnerabilities in the database

CVE-2023-40308

SAP CommonCryptoLib allows an unauthenticated attacker to craft a request, which when submitted to an open port causes a memory corruption error in a library which in turn causes the target component to crash making it unavailable. There is no ability to view or modify any information.

  • Published: Sep 12, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2023-40308
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Software From Fixed in
sap / netweaver_application_server_abap kernel_7.53 kernel_7.53.x
sap / netweaver_application_server_abap kernel_7.77 kernel_7.77.x
sap / web_dispatcher 7.53 7.53.x
sap / web_dispatcher 7.77 7.77.x
sap / web_dispatcher 7.22ext 7.22ext.x
sap / content_server 7.53 7.53.x
sap / web_dispatcher 7.85 7.85.x
sap / netweaver_application_server_abap kernel_7.22 kernel_7.22.x
sap / netweaver_application_server_abap kernel_8.04 kernel_8.04.x
sap / netweaver_application_server_abap 7.22ext 7.22ext.x
sap / netweaver_application_server_abap kernel_7.85 kernel_7.85.x
sap / web_dispatcher 7.89 7.89.x
sap / web_dispatcher 7.54 7.54.x
sap / netweaver_application_server_abap kernel_7.89 kernel_7.89.x
sap / netweaver_application_server_abap kernel_7.54 kernel_7.54.x
sap / netweaver_application_server_abap kernel_7.92 kernel_7.92.x
sap / netweaver_application_server_abap kernel_7.93 kernel_7.93.x
sap / content_server 6.50 6.50.x
sap / content_server 7.54 7.54.x
sap / hana_database 2.0 2.0.x
sap / host_agent 722 722.x
sap / extended_application_services_and_runtime 1.0 1.0.x
sap / sapssoext 17.0 17.0.x
sap / commoncryptolib 8.0.0 8.0.0.x
sap / netweaver_application_server_java kernel64nuc_7.22 kernel64nuc_7.22.x
sap / netweaver_application_server_java kernel64nuc_7.22ext kernel64nuc_7.22ext.x
sap / netweaver_application_server_java kernel64uc_7.22 kernel64uc_7.22.x
sap / netweaver_application_server_java kernel64uc_7.22ext kernel64uc_7.22ext.x
sap / netweaver_application_server_java kernel64uc_7.53 kernel64uc_7.53.x
sap / netweaver_application_server_java kernel64uc_8.04 kernel64uc_8.04.x
sap / netweaver_application_server_java kernel_7.22 kernel_7.22.x
sap / netweaver_application_server_java kernel_7.53 kernel_7.53.x
sap / netweaver_application_server_java kernel_7.54 kernel_7.54.x
sap / netweaver_application_server_java kernel_7.77 kernel_7.77.x
sap / netweaver_application_server_java kernel_7.85 kernel_7.85.x
sap / netweaver_application_server_java kernel_7.89 kernel_7.89.x
sap / netweaver_application_server_java kernel_7.91 kernel_7.91.x
sap / netweaver_application_server_java kernel_7.92 kernel_7.92.x
sap / netweaver_application_server_java kernel_7.93 kernel_7.93.x
sap / netweaver_application_server_java kernel_8.04 kernel_8.04.x
sap / netweaver_application_server_abap kernel64nuc_7.22 kernel64nuc_7.22.x
sap / netweaver_application_server_abap kernel64nuc_7.22ext kernel64nuc_7.22ext.x
sap / netweaver_application_server_abap kernel64uc_7.22 kernel64uc_7.22.x
sap / netweaver_application_server_abap kernel64uc_7.22ext kernel64uc_7.22ext.x
sap / netweaver_application_server_abap kernel64uc_7.53 kernel64uc_7.53.x
sap / netweaver_application_server_abap kernel64uc_8.04 kernel64uc_8.04.x
sap / netweaver_application_server_abap kernel_7.91 kernel_7.91.x

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.