Double free vulnerability in apps/app_voicemail.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones allows remote authenticated users to cause a denial of service (daemon crash) by establishing multiple voicemail sessions and accessing both the Urgent mailbox and the INBOX mailbox.
CVE-2012-3812 is a security vulnerability that . Impacting 3 products from digium, from digium, from digium organizations running these solutions should prioritize assessment and patching.
Documented in 2012, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.
2012-07-09T22:55:01.260
2025-04-11T00:51:21.963
Deferred
CVSSv2: 4.0 (MEDIUM)
AV:N/AC:L/Au:S/C:N/I:N/A:P
8.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.0 | Yes |
| Application | digium | asterisk | 1.8.1 | Yes |
| Application | digium | asterisk | 1.8.1 | Yes |
| Application | digium | asterisk | 1.8.1.1 | Yes |
| Application | digium | asterisk | 1.8.1.2 | Yes |
| Application | digium | asterisk | 1.8.2 | Yes |
| Application | digium | asterisk | 1.8.2.1 | Yes |
| Application | digium | asterisk | 1.8.2.2 | Yes |
| Application | digium | asterisk | 1.8.2.3 | Yes |
| Application | digium | asterisk | 1.8.2.4 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3 | Yes |
| Application | digium | asterisk | 1.8.3.1 | Yes |
| Application | digium | asterisk | 1.8.3.2 | Yes |
| Application | digium | asterisk | 1.8.3.3 | Yes |
| Application | digium | asterisk | 1.8.4 | Yes |
| Application | digium | asterisk | 1.8.4 | Yes |
| Application | digium | asterisk | 1.8.4 | Yes |
| Application | digium | asterisk | 1.8.4 | Yes |
| Application | digium | asterisk | 1.8.4.1 | Yes |
| Application | digium | asterisk | 1.8.4.2 | Yes |
| Application | digium | asterisk | 1.8.4.3 | Yes |
| Application | digium | asterisk | 1.8.4.4 | Yes |
| Application | digium | asterisk | 1.8.5 | Yes |
| Application | digium | asterisk | 1.8.5 | Yes |
| Application | digium | asterisk | 1.8.5.0 | Yes |
| Application | digium | asterisk | 1.8.6.0 | Yes |
| Application | digium | asterisk | 1.8.6.0 | Yes |
| Application | digium | asterisk | 1.8.6.0 | Yes |
| Application | digium | asterisk | 1.8.6.0 | Yes |
| Application | digium | asterisk | 1.8.7.0 | Yes |
| Application | digium | asterisk | 1.8.7.0 | Yes |
| Application | digium | asterisk | 1.8.7.0 | Yes |
| Application | digium | asterisk | 1.8.7.1 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.0 | Yes |
| Application | digium | asterisk | 1.8.8.1 | Yes |
| Application | digium | asterisk | 1.8.8.2 | Yes |
| Application | digium | asterisk | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.0 | Yes |
| Application | digium | asterisk | 1.8.9.2 | Yes |
| Application | digium | asterisk | 1.8.9.3 | Yes |
| Application | digium | asterisk | 1.8.11.0 | Yes |
| Application | digium | asterisk | 1.8.11.0 | Yes |
| Application | digium | asterisk | 1.8.11.0 | Yes |
| Application | digium | asterisk | 1.8.11.1 | Yes |
| Application | digium | asterisk | 1.8.13.0 | Yes |
| Application | digium | asterisk | 1.8.13.0 | Yes |
| Application | digium | asterisk | 1.8.13.0 | Yes |
| Application | digium | asteriske | 1.8.8.0 | Yes |
| Application | digium | asteriske | 1.8.9.1 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.1 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.1 | Yes |
| Application | digium | asterisk | 10.1.2 | Yes |
| Application | digium | asterisk | 10.1.3 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.1 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.1 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.1 | Yes |
| Application | digium | asterisk | 10.4.2 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.1 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | certified_asterisk | 1.8.11 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.0.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.1.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.2.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.3.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.4.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.0 | Yes |
| Application | digium | asterisk | 10.5.1 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For digium's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.