CVE-2018-25328 VX Search 10.6.18 Local Buffer Overflow via Directory Field
Attackers can execute arbitrary code with application privileges by exploiting a local buffer overflow in the directory field of VX Search.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-25328?
CVE-2018-25328 is a high-severity memory corruption vulnerability in vxsearch VX Search, published on 17 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
VX Search 10.6.18 contains a local buffer overflow vulnerability that allows attackers to overwrite the instruction pointer by supplying an oversized string in the directory field. Attackers can craft a malicious input file containing 271 bytes of junk data followed by a return address to execute arbitrary code with application privileges.
Weakness: CWE-120
Which versions are affected by CVE-2018-25328?
How do I fix CVE-2018-25328?
No fix has been published for CVE-2018-25328 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-2018-25328 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25328 exists.
Sources
Also known as GHSA-wcf6-c97r-gp58.