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Vulnerability of SIMATIC CP/S7: two vulnerabilities

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of SIMATIC CP/S7.
Impacted products: SIMATIC.
Severity of this bulletin: 2/4.
Number of vulnerabilities in this bulletin: 3.
Creation date: 22/11/2016.
Références of this threat: CVE-2016-8672, CVE-2016-8673, SSA-603476, VIGILANCE-VUL-21171.

Description of the vulnerability 

Several vulnerabilities were announced in SIMATIC CP/S7.

An attacker can trigger a Cross Site Request Forgery, in order to force the victim to perform operations. [severity:2/4; CVE-2016-8673]

An attacker can bypass security features via Cookies, in order to obtain sensitive information. [severity:2/4; CVE-2016-8672]

An attacker can act as a Man-in-the-Middle via IKEv1 Cipher Suite, in order to read or write data in the session. [severity:2/4]
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This security note impacts software or systems such as SIMATIC.

Our Vigil@nce team determined that the severity of this threat announce is medium.

The trust level is of type confirmed by the editor, with an origin of intranet client.

This bulletin is about 3 vulnerabilities.

An attacker with a expert ability can exploit this computer weakness announce.

Solutions for this threat 

SIMATIC CP/S7: workaround.
A workaround is indicated in the information source.
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