Information disclosure in Siemens SIPROTEC 4 and SIPROTEC Compact

Published: 2016-05-19 00:00:00 | Updated: 2017-07-07 15:19:14
Severity Low
Patch available YES
Number of vulnerabilities 2
CVE ID CVE-2016-4784
CVE-2016-4785
CVSSv3 4.6 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
4.6 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CWE ID CWE-200
Exploitation vector Network
Public exploit Not available
Vulnerable software SIPROTEC 4
Siprotec Compact
Vulnerable software versions SIPROTEC 4 4.24
SIPROTEC 4 4.26
SIPROTEC 4 4.25
Siprotec Compact 4.75
Siprotec Compact 4.24
Vendor URL Siemens

Security Advisory

1) Information disclosure

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to an error in the integrated web server (Port 80/TCP). A remote attacker can send specially crafted HTTP request and read arbitrary data on the device.

Successful exploitation of the vulnerability results in information disclosure.

Remediation

Update SIPROTEC 4 to version 4.27.
Update SIPROTEC Compact to version 4.76.

External links

https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-547990.pdf

2) Information disclosure

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to an error in the integrated web server (Port 80/TCP). A remote attacker can send specially crafted HTTP request and read arbitrary data on the device.

Successful exploitation of the vulnerability results in information disclosure.

Remediation

Update SIPROTEC 4 to version 4.27.
Update SIPROTEC Compact to version 4.76.

External links

https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-547990.pdf

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