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CVE-2023-31238

MEDIUM
4.8
CVSS Score
Published: June 13, 2023 at 08:17 AM UTC
Updated: October 23, 2026 at 11:10 PM UTC
4 products affected across 1 vendorQ200 FirmwareSICAM TSICAM P855· also runs on 1 platform

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Severity
MEDIUM4.8
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

A vulnerability has been identified in POWER METER SICAM Q100 (All versions < V2.60), POWER METER SICAM Q100 (All versions < V2.60), POWER METER SICAM Q100 (All versions < V2.60), POWER METER SICAM Q100 (All versions < V2.60). Affected devices are missing cookie protection flags when using the default settings. An attacker who gains access to a session token can use it to impersonate a legitimate application user.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Q200 Firmware· Siemens
95%
v < 2.70
Affected range stops below 2.70, so it looks safe — our inference, not a vendor statement
siemens-q200 (same device)
SICAM P850· Siemens
90%
0 ≤ v < V3.11
Affected range stops below V3.11, so it looks safe — our inference, not a vendor statement
SICAM P855· Siemens
90%
0 ≤ v < V3.11
Affected range stops below V3.11, so it looks safe — our inference, not a vendor statement
SICAM T· Siemens
90%
0 ≤ v < V3.0
Affected range stops below V3.0, so it looks safe — our inference, not a vendor statement

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-480095.pdf
PatchVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-887249.pdf
Source: cverecord
https://cert-portal.siemens.com/productcert/html/ssa-887249.html
Source: cverecord
https://cert-portal.siemens.com/productcert/html/ssa-480095.html
Source: cverecord
https://cert-portal.siemens.com/productcert/html/ssa-201498.html
Source: cverecord
https://cert-portal.siemens.com/productcert/html/ssa-471761.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.8MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-732

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