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Vulnerability record · CVE-2020-26561 · published 23 October 2020

CVE-2020-26561: Belkin linksys wrt 160nl firmware out-of-bounds write vulnerability

Belkin · Linksys Wrt 160nl Firmware

Belkin LINKSYS WRT160NL 1.0.04.002_US_20130619 devices have a stack-based buffer overflow vulnerability because of sprintf in create_dir in mini_httpd. Successful exploitation leads to arbitrary code execution. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

8.8 CVSS 3.1 High EPSS 12% · top 4.0% CWE-787 · Out-of-bounds write
8.8CVSS 3.1 base score, v2 6.5
12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Belkin LINKSYS WRT160NL 1.0.04.002_US_20130619 devices have a stack-based buffer overflow vulnerability because of sprintf in create_dir in mini_httpd. Successful exploitation leads to arbitrary code execution. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://research.nccgroup.com/2020/10/20/wrt160nl-cve-2020-26561-bof/ ExploitThird Party Advisory
https://research.nccgroup.com/2020/10/20/wrt160nl-cve-2020-26561-bof/ ExploitThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-26561), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.