channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Asterisk Business Edition C.3.x before C.3.7.5, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones does not properly handle a provisional response to a SIP reINVITE request, which allows remote authenticated users to cause a denial of service (RTP port exhaustion) via sessions that lack final responses.
CVE-2012-3863 is a security vulnerability that . Impacting 4 products from digium, from digium, from digium and 1 other, 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.
2012-07-09T10:20:44.823
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_business_edition | c.3.1 | Yes |
| Application | digium | asterisk_business_edition | c.3.3 | Yes |
| Application | digium | asterisk_business_edition | c.3.7.4 | 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 | 1.8.0 | 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 | 10.1.0 | 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 |
| 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 |
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.