Vulnerability Details : CVE-2021-46901
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.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-46901
- cpe:2.3:o:cetic:cetic-6lbr:1.5.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-46901
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-46901
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST | 2024-01-08 |
CWE ids for CVE-2021-46901
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-46901
-
https://github.com/cetic/6lbr/issues/414
webserver buffer overflow when processing requested url · Issue #414 · cetic/6lbr · GitHubExploit;Issue Tracking;Vendor Advisory
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https://github.com/cetic/6lbr/blob/c3092a1ccc6b6b0e668f33f6f4b2d6967975d664/examples/6lbr/apps/6lbr-webserver/httpd.c#L119
6lbr/examples/6lbr/apps/6lbr-webserver/httpd.c at c3092a1ccc6b6b0e668f33f6f4b2d6967975d664 · cetic/6lbr · GitHubPatch
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