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CVE-2023-28899

Denial of Service via ECU reset service

MEDIUM
5.5
CVSS Score
Published: January 12, 2024 at 04:32 PM UTC
Updated: June 17, 2026 at 05:49 AM UTC
3 products affected across 2 vendorsSuperb 3 FirmwareSuperb 3Auto Superb 3

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

By sending a specific reset UDS request via OBDII port of Skoda vehicles, it is possible to cause vehicle engine shutdown and denial of service of other vehicle components even when the vehicle is moving at a high speed. No safety critical functions affected.

Affected

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

Superb 3 Firmware· Skoda Auto
95%
All versions
skoda-auto-superb-3 (same device)
Auto Superb 3· Koda
60%
v ≤ 2022
Superb 3· Skoda Autodevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Third Party Advisory
Source: [email protected]
https://asrg.io/security-advisories/cve-2023-28899

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfoCWE-770

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