CVE-2013-20008— Linksys WAG200G through 1.01.06 Admin Password Change Without Current Password

Quick assessment

Affected

Linksys WAG200G

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linksys WAG200G（固件版本至 1.01.06）存在弱密码修改机制，允许攻击者在无需提供当前密码的情况下更改管理员密码。若攻击者能够访问已认证的管理员浏览器会话，即可设置新密码，从而将合法管理员锁定在外，并实现对设备的持久化控制。

CVSS 6.8 · Medium Updated Oct 28, 2026

Possible ATT&CK Techniques 2 AI

T1078 · Valid Accounts T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

Linksys WAG200G through 1.01.06 Admin Password Change Without Current Password

Source: CVE Program / CVE List V5

Vulnerability Description

Linksys WAG200G through 1.01.06 contains a weak password change mechanism that allows attackers to change the administrator password without supplying the current password. Attackers with access to an authenticated administrator browser session can set a new password to lock out the legitimate administrator and take persistent device control.

Source: CVE Program / CVE List V5

CVSS Information

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

Source: CVE Program / CVE List V5

Vulnerability Type

未经验证的口令修改

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Linksys	WAG200G	0 ~ 1.01.06	-

II. Public POCs for CVE-2013-20008

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2013-20008

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Other References for CVE-2013-20008 (3)

https://www.exploit-db.com/exploits/24476 exploit
https://www.s3cur1ty.de/m1adv2013-016 third-party-advisory
https://www.vulncheck.com/advisories/linksys-wag200g-through-1.01.06-admin-password-change-without-current-password third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2013-20008

Same Patch Batch · Linksys · 2026-10-28 · 3 CVEs total

CVE-2013-20007	7.2 HIGH	Linksys WAG200G through 1.01.06 OS Command Injection via timer_interval in setup.cgi
CVE-2013-20009	4.8 MEDIUM	Linksys WAG200G through 1.01.06 Stored XSS via policy_name Parameter

IV. Related Vulnerabilities

Same product: WAG200G

Same vendor: Linksys

Same weakness: CWE-620