CVE-2022-28329
No known exploitation. EPSS puts it in the 28th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
A vulnerability has been identified in SCALANCE W1788-1 M12 (All versions < V3.0.0), SCALANCE W1788-2 EEC M12 (All versions < V3.0.0), SCALANCE W1788-2 M12 (All versions < V3.0.0), SCALANCE W1788-2IA M12 (All versions < V3.0.0). Affected devices do not properly handle malformed TCP packets received over the RemoteCapture feature. This could allow an attacker to lead to a denial of service condition which only affects the port used by the RemoteCapture feature.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.4% chance of exploitation activity in the next 30 days, which ranks it in the 28th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 954 days, from the signal feeds we watch.
- Patch availableworkaround available, record updated
- Publishedweakness classified, att&ck mapped
Affected products
- scalance w1788-2ia m12 firmwareICS / OT / IoT
- scalance w1788-2 m12 firmwareICS / OT / IoT
- scalance w1788-2 eec m12 firmwareICS / OT / IoT
- scalance w1788-1 m12 firmwareICS / OT / IoT
- SCALANCE W1788-1 M12ICS / OT / IoT
- SCALANCE W1788-2 EEC M12ICS / OT / IoT
- SCALANCE W1788-2 M12ICS / OT / IoT
- SCALANCE W1788-2IA M12ICS / OT / IoT
And 4 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Scored 6.5 by NVD.
How it is reached
- Attack Vector AdjacentRequires access to the local network (e.g. same Wi-Fi, Bluetooth)
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity NoneNo integrity impact
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationlow confidence
Sources
References in the record
- cert-portal.siemens.com/productcert/pdf/ssa-392912.pdf
- cert-portal.siemens.com/productcert/csaf/ssa-392912.json
- cert-portal.siemens.com/productcert/txt/ssa-392912.txt
And 13 more references. See all after sign-in
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