CVE-2011-4876 is a critical directory traversal vulnerability in Siemens WinCC flexible, WinCC V11, and various SIMATIC HMI panels, allowing remote attackers to manipulate arbitrary files when Transfer Mode is enabled. With a CVSS score of 9.3, it presents a high risk 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 and lacking Metasploit/Nuclei modules, an ExploitDB entry exists, indicating public exploit code. Despite its severity, there is minimal community discussion or media coverage.
| 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, 0.1 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.