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CVE-2021-46901

Date: December 30, 2023

examples/6lbr/apps/6lbr-webserver/httpd.c in CETIC-6LBR (aka 6lbr) 1.5.0 has a strcat stack-based buffer overflow via a request for a long URL over a 6LoWPAN network.

Language: C

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2021-46901
https://github.com/cetic/6lbr/blob/c3092a1ccc6b6b0e668f33f6f4b2d6967975d664/examples/6lbr/apps/6lbr-webserver/httpd.c#L119
https://github.com/cetic/6lbr/issues/414
https://www.mend.io/vulnerability-database/CVE-2021-46901

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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