CVE-2018-19395 Null dereference in n/a
Attackers can cause a denial of service via a null pointer dereference in PHP's COM handling on Windows when serializing specific objects.
- 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-2018-19395?
CVE-2018-19395 is a high-severity vulnerability in Php Php, published on 20 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ext/standard/var.c in PHP 5.x through 7.1.24 on Windows allows attackers to cause a denial of service (NULL pointer dereference and application crash) because com and com_safearray_proxy return NULL in com_properties_get in ext/com_dotnet/com_handlers.c, as demonstrated by a serialize call on COM("WScript.Shell").
Weakness: CWE-476
Which versions are affected by CVE-2018-19395?
It affects 1 product.
Products include Php Php.
How do I fix CVE-2018-19395?
No fix has been published for CVE-2018-19395 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-19395 being exploited?
There is no known exploitation of CVE-2018-19395 in the wild and no public exploit code.
Other vulnerabilities in Php Php
Sources
Also known as GHSA-9qh3-h8f3-pxrf.