CVE-2023-33485 Memory corruption in n/a
An authenticated attacker can trigger a buffer overflow in the addEffect function, potentially leading to arbitrary code execution on the router.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-33485?
CVE-2023-33485 is a high-severity memory corruption vulnerability in Totolink X5000r Firmware, published on 31 May 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
TOTOLINK X5000R V9.1.0u.6118_B20201102 and V9.1.0u.6369_B20230113 contains a post-authentication buffer overflow via parameter sPort/ePort in the addEffect function.
Weakness: CWE-787
Which versions are affected by CVE-2023-33485?
It affects 1 product.
Products include Totolink X5000r Firmware.
How do I fix CVE-2023-33485?
No fix has been published for CVE-2023-33485 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-33485 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-33485 exists.
Other vulnerabilities in Totolink X5000r Firmware
Sources
Also known as GHSA-j33c-9c57-6gwm.