CVE-2025-28033 Memory corruption in n/a
A pre-authentication buffer overflow in TOTOLINK routers allows attackers to execute arbitrary code via the setNoticeCfg function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-28033?
CVE-2025-28033 is a high-severity memory corruption vulnerability in n/a, published on 22 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a pre-auth buffer overflow vulnerability in the setNoticeCfg function through the IpTo parameter.
Weakness: CWE-121
Which versions are affected by CVE-2025-28033?
It affects 6 products.
Products include Totolink A3000ru Firmware, Totolink A3100r Firmware, Totolink A800r Firmware, Totolink A810r Firmware, Totolink A830r Firmware, Totolink A950rg Firmware.
How do I fix CVE-2025-28033?
No fix has been published for CVE-2025-28033 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-2025-28033 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-28033 exists.
Other vulnerabilities in n/a
Sources
Also known as GHSA-mp63-mm73-jhgm.