CVE-2017-12740 - Insufficient Verification of Data Authenticity

Severity

43%

Complexity

86%

Confidentiality

48%

Siemens LOGO! Soft Comfort (All versions before V8.2) lacks integrity verification of software packages downloaded via an unprotected communication channel. This could allow a remote attacker to manipulate the software package while performing a Man-in-the-Middle (MitM) attack.

Siemens LOGO! Soft Comfort (All versions before V8.2) lacks integrity verification of software packages downloaded via an unprotected communication channel. This could allow a remote attacker to manipulate the software package while performing a Man-in-the-Middle (MitM) attack.

CVSS 3.0 Base Score 5.9. CVSS Attack Vector: network. CVSS Attack Complexity: high. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N).

Overview

First reported 7 years ago

2017-12-26 04:29:00

Last updated 5 years ago

2019-10-09 23:23:00

Affected Software

Siemens Logo! Soft Comfort

References

https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-888929.pdf

Vendor Advisory

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