Asuswrt Security Vulnerabilities

CVE-2017-15653

Improper administrator IP validation after his login in the HTTPd server in all current versions (<= 3.0.0.4.380.7743) of Asus asuswrt allows an unauthorized user to execute any action knowing administrator session token by using a specific User-Agent string.

CVE-2017-15654

Highly predictable session tokens in the HTTPd server in all current versions (<= 3.0.0.4.380.7743) of Asus asuswrt allow gaining administrative router access.

CVE-2017-15655

Multiple buffer overflow vulnerabilities exist in the HTTPd server in Asus asuswrt version <=3.0.0.4.376.X. All have been fixed in version 3.0.0.4.378, but this vulnerability was not previously disclosed. Some end-of-life routers have this version as the newest and thus are vulnerable at this ti...

CVE-2017-15656

Password are stored in plaintext in nvram in the HTTPd server in all current versions (<= 3.0.0.4.380.7743) of Asus asuswrt.

CVE-2018-20333

An issue was discovered in ASUSWRT 3.0.0.4.384.20308. An unauthenticated user can request /update_applist.asp to see if a USB device is attached to the router and if there are apps installed on the router.

CVE-2018-20334

An issue was discovered in ASUSWRT 3.0.0.4.384.20308. When processing the /start_apply.htm POST data, there is a command injection issue via shell metacharacters in the fb_email parameter. By using this issue, an attacker can control the router and get shell.

CVE-2018-20335

An issue was discovered in ASUSWRT 3.0.0.4.384.20308. An unauthenticated user can trigger a DoS of the httpd service via the /APP_Installation.asp?= URI.

CVE-2018-5999

An issue was discovered in AsusWRT before 3.0.0.4.384_10007. In the handle_request function in router/httpd/httpd.c, processing of POST requests continues even if authentication fails.

CVE-2018-6000

An issue was discovered in AsusWRT before 3.0.0.4.384_10007. The do_vpnupload_post function in router/httpd/web.c in vpnupload.cgi provides functionality for setting NVRAM configuration values, which allows attackers to set the admin password and launch an SSH daemon (or enable infosvr command mode...

CVE-2022-26376

A memory corruption vulnerability exists in the httpd unescape functionality of Asuswrt prior to 3.0.0.4.386_48706 and Asuswrt-Merlin New Gen prior to 386.7.. A specially-crafted HTTP request can lead to memory corruption. An attacker can send a network request to trigger this vulnerability.