Stack-based buffer overflow in InRouter302 - CVE-2022-26780
Published: May 16, 2022
Vulnerability identifier: #VU63218
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-26780
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the libnvram.so nvram_import functionality in the httpd’s user_define_init function. A remote user can trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
InRouter302
How to mitigate CVE-2022-26780
Install updates from vendor's website.
InRouter302 - update to 3.5.45