SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-40309

SAP CommonCryptoLib does not perform necessary authentication checks, which may result in missing or wrong authorization checks for an authenticated user, resulting in escalation of privileges.

CRITICAL 9.8EPSS 0.75%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.75%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

SAP CommonCryptoLib does not perform necessary authentication checks, which may result in missing or wrong authorization checks for an authenticated user, resulting in escalation of privileges. Depending on the application and the level of privileges acquired, an attacker could abuse functionality restricted to a particular user group as well as read, modify or delete restricted data.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.75% probability · 53th percentile
CISA KEV
Not listed
Weakness
CWE-863
Affected
sap/commoncryptolib · sap/content server · sap/extended application services and runtime · sap/hana database · sap/host agent · sap/netweaver application server abap · sap/netweaver application server java · sap/sapssoext · sap/web dispatcher
Source
cna@sap.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.