CVE-2015-7923

Severity

93%

Complexity

86%

Confidentiality

165%

Westermo WeOS before 4.19.0 uses the same SSL private key across different customers' installations, which makes it easier for man-in-the-middle attackers to defeat cryptographic protection mechanisms by leveraging knowledge of a key.

Westermo WeOS before 4.19.0 uses the same SSL private key across different customers' installations, which makes it easier for man-in-the-middle attackers to defeat cryptographic protection mechanisms by leveraging knowledge of a key.

CVSS 3.0 Base Score 9. CVSS Attack Vector: network. CVSS Attack Complexity: high. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H).

CVSS 2.0 Base Score 9.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:C/I:C/A:C).

Overview

First reported 9 years ago

2016-01-30 12:59:00

Last updated 8 years ago

2016-03-07 16:35:00

Affected Software

Westermo WeOS 4.18.0

4.18.0

References

https://ics-cert.us-cert.gov/advisories/ICSA-16-028-01

Third Party Advisory, US Government Resource

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