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Vulnerability record · CVE-2023-31741 · published 23 May 2023

CVE-2023-31741: Linksys e2000 firmware command injection vulnerability

Linksys · E2000 Firmware

There is a command injection vulnerability in the Linksys E2000 router with firmware version 1.0.06. If an attacker gains web management privileges, they can inject commands into the post request parameters wl_ssid, wl_ant, wl_rate, WL_atten_ctl, ttcp_num, ttcp_size in the httpd s Start_EPI() function, thereby gaining shell privileges.

7.2 CVSS 3.1 High EPSS 2.4% · top 16.8% CWE-77 · Command injection
7.2CVSS 3.1 base score
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
9 Jul 2026Last modified by NVD

Description

There is a command injection vulnerability in the Linksys E2000 router with firmware version 1.0.06. If an attacker gains web management privileges, they can inject commands into the post request parameters wl_ssid, wl_ant, wl_rate, WL_atten_ctl, ttcp_num, ttcp_size in the httpd s Start_EPI() function, thereby gaining shell privileges.

CVSS:3.1/AV:N/AC:L/PR:H/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://github.com/D2y6p/CVE/blob/main/Linksys/CVE-2023-31741/Linksys_E2000_RCE_2.pdf ExploitMitigationThird Party Advisory
https://github.com/D2y6p/CVE/blob/main/Linksys/CVE-2023-31741/Linksys_E2000_RCE_2.pdf ExploitMitigationThird Party Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2023-31741), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.