CVE-2022-45313
highpriority · track · 36EPSS 0.016 · 76 %ileEURUUSEPSS · scored 2026-10-27
Mikrotik RouterOs before stable v7.5 was discovered to contain an out-of-bounds read in the hotspot process. This vulnerability allows attackers to execute arbitrary code via a crafted nova message.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.1–9.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2022-45313/cnnvd
- https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2022-45313/README.mdcnnvd
- https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/vul_hotspot_1/README.mdcnnvd
- https://mikrotik.com/downloadPatchcnnvd
- https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2022-45313/README.mdenisa_euvd
- https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2022-45313/README.mdExploitThird Party Advisorynvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan