PT-2021-17533 · Sap · Sap Netweaver As Abap

Published 2021-06-09 · Updated 2022-10-31 · CVE-2021-27597

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions SAP NetWeaver AS for ABAP (RFC Gateway) versions 7.22 through 7.83

Description The issue allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network, triggering an internal error in the system due to improper input validation in the memmove() method. This causes the system to crash and renders it unavailable. In this attack, no data in the system can be viewed or modified.

Recommendations For SAP NetWeaver AS for ABAP (RFC Gateway) versions 7.22 through 7.83, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-27597

Affected Products

Sap Netweaver As Abap

References · 6

• https://launchpad.support.sap.com/#/notes/3020209 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-27597 · Security Note
• https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-27597 · Vendor Advisory
• https://t.me/cvenotify/16302 · Telegram Post
• https://t.me/cvenotify/15980 · Telegram Post