CVE-2022-36522 - Reachable Assertion

Severity

65%

Complexity

27%

Confidentiality

60%

Mikrotik RouterOs through stable v6.48.3 was discovered to contain an assertion failure in the component /advanced-tools/nova/bin/netwatch. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted packet.

CVSS 3.1 Base Score 6.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Demo Examples

Reachable Assertion

CWE-617

In the excerpt below, an AssertionError (an unchecked exception) is thrown if the user hasn't entered an email address in an HTML form.


               
assert email != null;

Overview

First reported 2 years ago

2022-08-26 18:15:00

Last updated 2 years ago

2022-09-01 19:19:00

Affected Software

MikroTik RouterOS

References

https://seclists.org/fulldisclosure/2021/Jul/0

https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2022-36522/README.md

https://seclists.org/fulldisclosure/2021/Jul/0

Exploit, Mailing List, Third Party Advisory

https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2022-36522/README.md

Third Party Advisory

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