SAP NetWeaver AS ABAP HTTP Rapid Reset (Jan 2024)

medium Nessus Plugin ID 187903

Synopsis

The remote SAP NetWeaver ABAP server may be affected by a denial of service vulnerability.

Description

SAP NetWeaver Application Server for ABAP and ABAP Platform are vulnerable to a denial of service (server resource consumption) in the HTTP/2 protocol. This occurs because request cancellation can reset many streams quickly.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Apply the appropriate patch according to the vendor advisory.

See Also

http://www.nessus.org/u?18f404d5

https://me.sap.com/notes/3389917

Plugin Details

Severity: Medium

ID: 187903

File Name: sap_netweaver_as_abap_jan_2024_rapid_reset.nasl

Version: 1.3

Type: remote

Family: Web Servers

Published: 1/10/2024

Updated: 1/15/2024

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.0

CVSS v2

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.1

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

CVSS Score Source: CVE-2024-21738

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:sap:netweaver_application_server

Required KB Items: Settings/ParanoidReport, installed_sw/SAP Netweaver Application Server (AS)

Exploit Ease: No known exploits are available

Patch Publication Date: 1/9/2024

Vulnerability Publication Date: 1/9/2024

Reference Information

CVE: CVE-2024-21738

IAVA: 2024-A-0007