CVE-2011-4509 describes a critical vulnerability in Siemens WinCC flexible, WinCC V11, and various SIMATIC HMI panels, where the HMI web server uses an easily guessable default administrator password. This allows remote attackers to gain full access to affected systems through brute-force attacks. With a CVSS score of 10.0, this vulnerability poses a severe risk of complete compromise (confidentiality, integrity, and availability). While no active exploitation, public exploit code, or significant community discussion has been observed, the high severity necessitates immediate remediation.
| 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:L/Au:N/C:C/I:C/A:C
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.