CVE-2011-4878 describes a directory traversal vulnerability in the miniweb.exe component of Siemens WinCC flexible, WinCC V11, and various SIMATIC HMI panels. This flaw allows unauthenticated remote attackers to read arbitrary files by manipulating URIs with "..%5c" sequences. With a CVSS score of 7.8, this vulnerability is considered highly severe due to its network-based attack vector and complete confidentiality impact. While not listed in CISA's KEV catalog, an exploit is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.
| 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:*:*:*:*:*:*:* | ||
2008CPE matchmatch criteria | cpe:2.3:a:siemens:wincc_flexible:2008:sp1:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:N/A:N
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.