CVE-2021-27633 is a high-severity denial-of-service vulnerability affecting SAP NetWeaver AS for ABAP (RFC Gateway) across various kernel versions. An unauthenticated attacker can exploit this flaw by sending a specially crafted network packet, triggering an internal error due to improper input validation and causing the system to crash. While no data can be viewed or modified, the attack renders the system unavailable. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
kernel_7.22CPE matchmatch criteria | cpe:2.3:a:sap:netweaver_abap:kernel_7.22:*:*:*:*:*:*:* | ||
kernel_7.49CPE matchmatch criteria | cpe:2.3:a:sap:netweaver_abap:kernel_7.49:*:*:*:*:*:*:* | ||
kernel_7.53CPE matchmatch criteria | cpe:2.3:a:sap:netweaver_abap:kernel_7.53:*:*:*:*:*:*:* | ||
kernel_7.73CPE matchmatch criteria | cpe:2.3:a:sap:netweaver_abap:kernel_7.73:*:*:*:*:*:*:* | ||
kernel_8.04CPE matchmatch criteria | cpe:2.3:a:sap:netweaver_abap:kernel_8.04:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.