CVE-2011-4531 Null dereference in n/a
Remote attackers can crash the Siemens Automation License Manager daemon via crafted commands, causing a denial of service.
- 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-2011-4531?
CVE-2011-4531 is a medium-severity vulnerability in n/a, published on 8 Jan 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Siemens Automation License Manager (ALM) 4.0 through 5.1+SP1+Upd1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via crafted content in a (1) get_target_ocx_param or (2) send_target_ocx_param command.
Weakness: CWE-20
Which versions are affected by CVE-2011-4531?
It affects 1 product.
Products include Siemens Automation License Manager.
How do I fix CVE-2011-4531?
No fix has been published for CVE-2011-4531 yet. Limit exposure of the affected software until one is available.
Is CVE-2011-4531 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2011-4531 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
- CVE-2016-8565 Missing authorization in n/a
- CVE-2018-11455 Path traversal in Automation License Manager 5, Automation License Manager 6
- CVE-2022-43513 Path traversal in Automation License Manager V5
- CVE-2020-7583 Missing authorization in Automation License Manager 5
- CVE-2022-43514 Path traversal in Automation License Manager V5
Sources
Also known as GHSA-px66-m46c-vmhx.