CVE-2011-4530 describes a denial-of-service vulnerability in Siemens Automation License Manager (ALM) versions 4.0 through 5.1+SP1+Upd1. Remote attackers can crash the ALM daemon by sending excessively long fields to specific functions, such as open_session->workstation->NAME or grant->VERSION, due to improper handling of client-provided data. This vulnerability has a CVSS score of 5.0 (medium severity) with a low attack complexity and no authentication required, leading to a denial of service. While there is an ExploitDB entry for multiple ALM vulnerabilities, this specific CVE is not listed in Metasploit or Nuclei, and there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.1CPE matchmatch criteria | cpe:2.3:a:siemens:automation_license_manager:*:sp1:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.