TI-2011-03886 Aliases CVE-2011-4514 GHSA-vp7j-9chr-3qw6

The TELNET daemon in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka…

MEDIUM 49CWE-287Published 2012-02-03 · Updated 2024-09-17

Key facts

Attack vector: Network
Privileges required: None
User interaction: — Not recorded in CVSS 2.0
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: Complete · Complete · Complete
Fix status: No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-287.

Summary

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.

Why it matters now

EPSS 0.03377 88th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 12

CPE	Versions	Role	Vendor
cpe:2.3:a:siemens:wincc_flexible:2004:::::::*	2004	Vulnerable	Siemens
cpe:2.3:a:siemens:wincc_flexible:2005:::::::*	2005	Vulnerable	Siemens
cpe:2.3:a:siemens:wincc_flexible:2007:::::::*	2007	Vulnerable	Siemens
cpe:2.3:a:siemens:wincc_flexible:2008:::::::*	2008	Vulnerable	Siemens
cpe:2.3:a:siemens:wincc:v11:::::::*	v11	Vulnerable	Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:comfort_panels:::::::*	comfort_panels	Vulnerable	Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:mobile_panels:::::::*	mobile_panels	Vulnerable	Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:mp:::::::*	mp	Vulnerable	Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:op:::::::*	op	Vulnerable	Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:tp:::::::*	tp	Vulnerable	Siemens

cpe:2.3:a:siemens:wincc_flexible:2004:*:*:*:*:*:*:* Versions 2004 Vulnerable ·Siemens
cpe:2.3:a:siemens:wincc_flexible:2005:*:*:*:*:*:*:* Versions 2005 Vulnerable ·Siemens
cpe:2.3:a:siemens:wincc_flexible:2007:*:*:*:*:*:*:* Versions 2007 Vulnerable ·Siemens
cpe:2.3:a:siemens:wincc_flexible:2008:*:*:*:*:*:*:* Versions 2008 Vulnerable ·Siemens
cpe:2.3:a:siemens:wincc:v11:*:*:*:*:*:*:* Versions v11 Vulnerable ·Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:comfort_panels:*:*:*:*:*:*:* Versions comfort_panels Vulnerable ·Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:mobile_panels:*:*:*:*:*:*:* Versions mobile_panels Vulnerable ·Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:mp:*:*:*:*:*:*:* Versions mp Vulnerable ·Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:op:*:*:*:*:*:*:* Versions op Vulnerable ·Siemens
cpe:2.3:a:siemens:simatic_hmi_panels:tp:*:*:*:*:*:*:* Versions tp Vulnerable ·Siemens

Show 2 more CPE

CPE	Versions	Role	Vendor
cpe:2.3:a:siemens:wincc_runtime_advanced:v11:::::::*	v11	Vulnerable	Siemens
cpe:2.3:a:siemens:wincc_flexible_runtime::::::::	all versions	Vulnerable	Siemens

cpe:2.3:a:siemens:wincc_runtime_advanced:v11:*:*:*:*:*:*:* Versions v11 Vulnerable ·Siemens
cpe:2.3:a:siemens:wincc_flexible_runtime:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Siemens

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2011-4514
2026-10-03 Alias added: GHSA-vp7j-9chr-3qw6

References

Advisory 1

http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf

Other 1

http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf

TI-2011-04195 Stack-based buffer overflow in HmiLoad in the runtime loader in Siemens WinCC flexible… CVSS 2.0HIGH 9.3
TI-2011-04196 Directory traversal vulnerability in HmiLoad in the runtime loader in Siemens WinCC… CVSS 2.0HIGH 9.3
TI-2011-04199 miniweb.exe in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008… CVSS 2.0HIGH 8.5
TI-2011-03885 Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP… CVSS 2.0HIGH 10.0
TI-2011-04198 Directory traversal vulnerability in miniweb.exe in the HMI web server in Siemens WinCC… CVSS 2.0HIGH 7.8
TI-2011-03881 The HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka… CVSS 2.0HIGH 10.0

See all 11 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences