CVE-2019-3943
Last modified
CVE-2019-3943 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. MikroTik RouterOS versions Stable 6.43.12 and below, Long-term 6.42.12 and below, and Testing 6.44beta75 and below are vulnerable to an authenticated, remote directory traversal via the HTTP or Winbox interfaces. An authenticated, remote attack can use this vulnerability to read and write files outside of the sandbox directory (/rw/disk).. EPSS estimates a 3.74% chance of exploitation in the next 30 days.
Description
MikroTik RouterOS versions Stable 6.43.12 and below, Long-term 6.42.12 and below, and Testing 6.44beta75 and below are vulnerable to an authenticated, remote directory traversal via the HTTP or Winbox interfaces. An authenticated, remote attack can use this vulnerability to read and write files outside of the sandbox directory (/rw/disk).
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Mikrotik | Routeros | <= 6.42.12 | — |
| Mikrotik | Routeros | <= 6.43.12 | — |
| Mikrotik | Routeros | 6.41 | Rc31 |
| Mikrotik | Routeros | 6.42 | Rc11 |
| Mikrotik | Routeros | 6.43 | Rc11 |
| Mikrotik | Routeros | 6.44 | Beta14 |
References
- https://www.tenable.com/security/research/tra-2019-16Exploit, Third Party Advisory
- https://www.tenable.com/security/research/tra-2019-16Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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