CVE-2011-4877
7.1 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
6.7 Medium
AI Score
Confidence
High
0.045 Low
EPSS
Percentile
92.6%
HmiLoad in the runtime loader 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, when Transfer Mode is enabled, allows remote attackers to cause a denial of service (application crash) by sending crafted data over TCP.
Affected configurations
References
aluigi.org/adv/winccflex_1-adv.txt
www.exploit-db.com/exploits/18166
www.osvdb.org/77382
www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345442.pdf
www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02.pdf
www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-332-02A.pdf
www.us-cert.gov/control_systems/pdf/ICSA-12-030-01.pdf
exchange.xforce.ibmcloud.com/vulnerabilities/71451
Related
7.1 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
6.7 Medium
AI Score
Confidence
High
0.045 Low
EPSS
Percentile
92.6%