CVE-2021-22663 is an out-of-bounds read vulnerability affecting Horner Automation and Siemens Cscape software versions prior to 9.90 SP3.5. This flaw stems from insufficient validation of user-supplied data within project files. With a CVSS score of 7.8 (High), a successful attack requires user interaction (UI:R) and local access (AV:L), but has low attack complexity (AC:L). Exploitation could lead to arbitrary code execution with high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 9.90CPE matchmatch criteria | cpe:2.3:a:hornerautomation:cscape:*:*:*:*:*:*:*:* | ||
9.90CPE matchmatch criteria | cpe:2.3:a:siemens:cscape:9.90:-:*:*:*:*:*:* | ||
9.90CPE matchmatch criteria | cpe:2.3:a:siemens:cscape:9.90:sp1:*:*:*:*:*:* | ||
9.90CPE matchmatch criteria | cpe:2.3:a:siemens:cscape:9.90:sp3:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.