Vulnerability Details : CVE-2020-7591
A vulnerability has been identified in SIPORT MP (All versions < 3.2.1). Vulnerable versions of the device could allow an authenticated attacker to impersonate other users of the system and perform (potentially administrative) actions on behalf of those users if the single sign-on feature ("Allow logon without password") is enabled.
Vulnerability category: BypassGain privilege
Products affected by CVE-2020-7591
- cpe:2.3:a:siemens:siport_mp:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-7591
0.68%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-7591
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.5
|
HIGH | AV:N/AC:M/Au:S/C:C/I:C/A:C |
6.8
|
10.0
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2020-7591
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Secondary)
-
A client/server product performs authentication within client code but not in server code, allowing server-side authentication to be bypassed via a modified client that omits the authentication check.Assigned by: productcert@siemens.com (Primary)
References for CVE-2020-7591
-
https://cert-portal.siemens.com/productcert/pdf/ssa-384879.pdf
Vendor Advisory
-
https://us-cert.cisa.gov/ics/advisories/icsa-20-287-06
Siemens SIPORT MP | CISAThird Party Advisory;US Government Resource
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