SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-27603

An RFC enabled function module SPI_WAIT_MILLIS in SAP NetWeaver AS ABAP, versions - 731, 740, 750, allows to keep a work process busy for any length of time.

MEDIUM 6.5EPSS 0.86%

Does this matter?

Lower severity and a low EPSS score (0.86%). Track it; it rarely justifies an emergency change on its own.

Description

An RFC enabled function module SPI_WAIT_MILLIS in SAP NetWeaver AS ABAP, versions - 731, 740, 750, allows to keep a work process busy for any length of time. An attacker could call this function module multiple times to block all work processes thereby causing Denial of Service and affecting the Availability of the SAP system.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
0.86% probability · 57th percentile
CISA KEV
Not listed
Affected
sap/netweaver application server abap
Source
cna@sap.com

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