CVE-2026-7668

MEDIUM EPSS 21.6%

Published May 2, 20261mo ago · Modified Jun 17, 20261w ago

5.5 CVSS 4.0

Medium

Published May 2, 2026 1mo ago

Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was identified in MikroTik RouterOS 6.49.8. This vulnerability affects the function ASN1_STRING_data in the library nova/lib/www/scep.p of the component SCEP Endpoint. The manipulation of the argument transactionID/messageType leads to out-of-bounds read. The attack may be initiated remotely. The exploit is publicly available and might be used. You should upgrade the affected component. The vendor recommends to "use the latest v6.x or 7.x MikroTik RouterOS version, the reported issue should be fixed there."

CVSS Details

Base Score

5.5

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

21.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety

CWE-125 Out-of-bounds Read Memory Safety

References 4

github.com https://github.com/ezio315/cve/issues/4
vuldb.com https://vuldb.com/submit/798623
vuldb.com https://vuldb.com/vuln/360804
vuldb.com https://vuldb.com/vuln/360804/cti

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.