CVE-2011-4875 describes a critical stack-based buffer overflow in Siemens WinCC flexible and related SIMATIC HMI products when Transfer Mode is enabled. This vulnerability allows remote attackers to execute arbitrary code by sending specially crafted Unicode strings. With a CVSS score of 9.3, it represents a high-severity threat due to its network-based attack vector, medium complexity, and complete compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, public exploit code exists (EDB-18166), though there is minimal community discussion or media coverage surrounding this decade-old vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2004CPE matchmatch criteria | cpe:2.3:a:siemens:wincc_flexible:2004:*:*:*:*:*:*:* | ||
2005CPE matchmatch criteria | cpe:2.3:a:siemens:wincc_flexible:2005:*:*:*:*:*:*:* | ||
2007CPE matchmatch criteria | cpe:2.3:a:siemens:wincc_flexible:2007:*:*:*:*:*:*:* | ||
2008CPE matchmatch criteria | cpe:2.3:a:siemens:wincc_flexible:2008:*:*:*:*:*:*:* | ||
v11CPE matchmatch criteria | cpe:2.3:a:siemens:wincc:v11:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.