CVE-2011-4514 — Improper Authentication in Siemens Simatic HMI Panels

CWE-287 — Improper Authentication3 documents3 sources
Severity
10.0CRITICALNVD
EPSS
1.0%
top 22.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Siemens Simatic HMI PanelsSiemens WinccSiemens Wincc Flexible+1 more
Timeline
PublishedFeb 3
Latest updateMay 17

Description

The TELNET daemon in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime does not perform authentication, which makes it easier for remote attackers to obtain access via a TCP session.

CVSS vector

AV:N/AC:L/C:C/I:C/A:CExploitability: 10.0 | Impact: 10.0

Affected Packages4 packages

▶NVDsiemens/wincc_flexible4 versions+3
▶NVDsiemens/winccv11
▶NVDsiemens/simatic_hmi_panels5 versions+4

🔴Vulnerability Details

2
GHSA
GHSA-vp7j-9chr-3qw6: The TELNET daemon in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels↗2022-05-17
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CVEList
CVE-2011-4514: The TELNET daemon in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels↗2012-02-03
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CVE-2011-4514 — Improper Authentication in Siemens | cvebase