CVE-2026-7668
Out-of-Bounds Read in MikroTik RouterOS SCEP Endpoint
Publication date: 2026-05-02
Last updated on: 2026-05-05
Assigner: VulDB
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mikrotik | routeros | 6.49.8 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-125 | The product reads data past the end, or before the beginning, of the intended buffer. |
| CWE-119 | The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in MikroTik RouterOS version 6.49.8, specifically in the ASN1_STRING_data function within the SCEP Endpoint component. It involves improper handling of the transactionID/messageType arguments, which leads to an out-of-bounds read. This means that the software reads data outside the intended memory boundaries, potentially causing unexpected behavior or crashes.
The vulnerability can be exploited remotely, and a public exploit is available. The vendor was informed but did not respond.
How can this vulnerability impact me? :
Exploitation of this vulnerability can lead to unauthorized reading of memory outside the intended bounds, which may result in information disclosure, denial of service, or other unpredictable behavior in the affected MikroTik RouterOS device.
Since the attack can be initiated remotely without authentication, it poses a significant risk to network security and device stability.