CVE-2024-49147 Microsoft Update Catalog Elevation of Privilege Vulnerability
An attacker can elevate privileges on the Microsoft Update Catalog webserver by exploiting a deserialization vulnerability in untrusted data.
- 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-2024-49147?
CVE-2024-49147 is a critical unsafe deserialization vulnerability in Microsoft Update Catalog, published on 12 Dec 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Deserialization of untrusted data in Microsoft Update Catalog allows an unauthorized attacker to elevate privileges on the website’s webserver.
Weakness: CWE-502
Which versions are affected by CVE-2024-49147?
It affects 1 product.
Products include Microsoft Update Catalog.
How do I fix CVE-2024-49147?
No fix has been published for CVE-2024-49147 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2024-49147 being exploited?
There is no known exploitation of CVE-2024-49147 in the wild and no public exploit code.
Sources
Also known as GHSA-hwhg-f3ff-q3c4.