CVE-2012-4791 Denial of service in n/a
Authenticated remote attackers can cause a denial of service in Microsoft Exchange Server by subscribing to a crafted RSS feed.
- 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-2012-4791?
CVE-2012-4791 is a low-severity denial of service vulnerability in Microsoft Exchange Server, published on 12 Dec 2012. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Microsoft Exchange Server 2007 SP3 and 2010 SP1 and SP2 allows remote authenticated users to cause a denial of service (Information Store service hang) by subscribing to a crafted RSS feed, aka "RSS Feed May Cause Exchange DoS Vulnerability."
Weakness: CWE-94
Which versions are affected by CVE-2012-4791?
It affects 1 product.
Products include Microsoft Exchange Server.
How do I fix CVE-2012-4791?
No fix has been published for CVE-2012-4791 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2012-4791 being exploited?
There is no known exploitation of CVE-2012-4791 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Exchange Server
- CVE-2024-21410 Microsoft Exchange Server Privilege Escalation
- CVE-2021-34473 Microsoft Exchange Server Remote Code Execution
- CVE-2021-26855 Microsoft Exchange Server Remote Code Execution
- CVE-2021-34523 Microsoft Exchange Server Privilege Escalation
- CVE-2023-21529 Microsoft Exchange Server Deserialization of Untrusted Data
Sources
Also known as GHSA-9994-2hp8-8394.