main/http.c in the HTTP server in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.2-digiumphones does not properly restrict Content-Length values, which allows remote attackers to conduct stack-consumption attacks and cause a denial of service (daemon crash) via a crafted HTTP POST request. NOTE: this vulnerability exists because of an incorrect fix for CVE-2012-5976.
CVE-2013-2686 is a security vulnerability that . Impacting 3 products from asterisk, from asterisk, from asterisk organizations running these solutions should prioritize assessment and patching.
Documented in 2013, 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.
2013-04-01T16:55:04.100
2025-04-11T00:51:21.963
Deferred
CVSSv2: 5.0 (MEDIUM)
AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.0 | Yes |
| Application | asterisk | open_source | 1.8.1 | Yes |
| Application | asterisk | open_source | 1.8.1 | Yes |
| Application | asterisk | open_source | 1.8.1.1 | Yes |
| Application | asterisk | open_source | 1.8.1.2 | Yes |
| Application | asterisk | open_source | 1.8.2 | Yes |
| Application | asterisk | open_source | 1.8.2 | Yes |
| Application | asterisk | open_source | 1.8.2.1 | Yes |
| Application | asterisk | open_source | 1.8.2.2 | Yes |
| Application | asterisk | open_source | 1.8.2.3 | Yes |
| Application | asterisk | open_source | 1.8.2.4 | Yes |
| Application | asterisk | open_source | 1.8.3 | Yes |
| Application | asterisk | open_source | 1.8.3 | Yes |
| Application | asterisk | open_source | 1.8.3 | Yes |
| Application | asterisk | open_source | 1.8.3 | Yes |
| Application | asterisk | open_source | 1.8.3.1 | Yes |
| Application | asterisk | open_source | 1.8.3.2 | Yes |
| Application | asterisk | open_source | 1.8.3.3 | Yes |
| Application | asterisk | open_source | 1.8.4 | Yes |
| Application | asterisk | open_source | 1.8.4 | Yes |
| Application | asterisk | open_source | 1.8.4 | Yes |
| Application | asterisk | open_source | 1.8.4 | Yes |
| Application | asterisk | open_source | 1.8.4.1 | Yes |
| Application | asterisk | open_source | 1.8.4.2 | Yes |
| Application | asterisk | open_source | 1.8.4.3 | Yes |
| Application | asterisk | open_source | 1.8.4.4 | Yes |
| Application | asterisk | open_source | 1.8.5 | Yes |
| Application | asterisk | open_source | 1.8.5.0 | Yes |
| Application | asterisk | open_source | 1.8.6.0 | Yes |
| Application | asterisk | open_source | 1.8.6.0 | Yes |
| Application | asterisk | open_source | 1.8.6.0 | Yes |
| Application | asterisk | open_source | 1.8.6.0 | Yes |
| Application | asterisk | open_source | 1.8.7.0 | Yes |
| Application | asterisk | open_source | 1.8.7.0 | Yes |
| Application | asterisk | open_source | 1.8.7.0 | Yes |
| Application | asterisk | open_source | 1.8.7.1 | Yes |
| Application | asterisk | open_source | 1.8.7.2 | Yes |
| Application | asterisk | open_source | 1.8.8.0 | Yes |
| Application | asterisk | open_source | 1.8.8.0 | Yes |
| Application | asterisk | open_source | 1.8.8.0 | Yes |
| Application | asterisk | open_source | 1.8.8.0 | Yes |
| Application | asterisk | open_source | 1.8.8.0 | Yes |
| Application | asterisk | open_source | 1.8.8.0 | Yes |
| Application | asterisk | open_source | 1.8.8.1 | Yes |
| Application | asterisk | open_source | 1.8.8.2 | Yes |
| Application | asterisk | open_source | 1.8.9.0 | Yes |
| Application | asterisk | open_source | 1.8.9.0 | Yes |
| Application | asterisk | open_source | 1.8.9.0 | Yes |
| Application | asterisk | open_source | 1.8.9.0 | Yes |
| Application | asterisk | open_source | 1.8.9.1 | Yes |
| Application | asterisk | open_source | 1.8.9.2 | Yes |
| Application | asterisk | open_source | 1.8.9.3 | Yes |
| Application | asterisk | open_source | 1.8.10.0 | Yes |
| Application | asterisk | open_source | 1.8.10.0 | Yes |
| Application | asterisk | open_source | 1.8.10.0 | Yes |
| Application | asterisk | open_source | 1.8.10.0 | Yes |
| Application | asterisk | open_source | 1.8.10.0 | Yes |
| Application | asterisk | open_source | 1.8.10.1 | Yes |
| Application | asterisk | open_source | 1.8.11.0 | Yes |
| Application | asterisk | open_source | 1.8.11.0 | Yes |
| Application | asterisk | open_source | 1.8.11.0 | Yes |
| Application | asterisk | open_source | 1.8.11.1 | Yes |
| Application | asterisk | open_source | 1.8.12 | Yes |
| Application | asterisk | open_source | 1.8.12.0 | Yes |
| Application | asterisk | open_source | 1.8.12.0 | Yes |
| Application | asterisk | open_source | 1.8.12.0 | Yes |
| Application | asterisk | open_source | 1.8.12.1 | Yes |
| Application | asterisk | open_source | 1.8.12.2 | Yes |
| Application | asterisk | open_source | 1.8.13.0 | Yes |
| Application | asterisk | open_source | 1.8.13.0 | Yes |
| Application | asterisk | open_source | 1.8.13.0 | Yes |
| Application | asterisk | open_source | 1.8.13.1 | Yes |
| Application | asterisk | open_source | 1.8.14.0 | Yes |
| Application | asterisk | open_source | 1.8.14.0 | Yes |
| Application | asterisk | open_source | 1.8.14.0 | Yes |
| Application | asterisk | open_source | 1.8.14.1 | Yes |
| Application | asterisk | open_source | 1.8.15.0 | Yes |
| Application | asterisk | open_source | 1.8.15.0 | Yes |
| Application | asterisk | open_source | 1.8.15.1 | Yes |
| Application | asterisk | open_source | 1.8.16.0 | Yes |
| Application | asterisk | open_source | 1.8.16.0 | Yes |
| Application | asterisk | open_source | 1.8.16.0 | Yes |
| Application | asterisk | open_source | 1.8.17.0 | Yes |
| Application | asterisk | open_source | 1.8.17.0 | Yes |
| Application | asterisk | open_source | 1.8.17.0 | Yes |
| Application | asterisk | open_source | 1.8.17.0 | Yes |
| Application | asterisk | open_source | 1.8.18.0 | Yes |
| Application | asterisk | open_source | 1.8.18.0 | Yes |
| Application | asterisk | open_source | 1.8.18.1 | Yes |
| Application | asterisk | open_source | 1.8.19.0 | Yes |
| Application | asterisk | open_source | 1.8.19.0 | Yes |
| Application | asterisk | open_source | 1.8.19.0 | Yes |
| Application | asterisk | open_source | 1.8.19.1 | Yes |
| Application | asterisk | open_source | 1.8.20.0 | Yes |
| Application | asterisk | open_source | 1.8.20.0 | Yes |
| Application | asterisk | open_source | 1.8.20.0 | Yes |
| Application | asterisk | open_source | 1.8.20.1 | Yes |
| Application | asterisk | open_source | 10.0.0 | Yes |
| Application | asterisk | open_source | 10.0.0 | Yes |
| Application | asterisk | open_source | 10.0.0 | Yes |
| Application | asterisk | open_source | 10.0.0 | Yes |
| Application | asterisk | open_source | 10.0.0 | Yes |
| Application | asterisk | open_source | 10.0.0 | Yes |
| Application | asterisk | open_source | 10.0.1 | Yes |
| Application | asterisk | open_source | 10.1.0 | Yes |
| Application | asterisk | open_source | 10.1.0 | Yes |
| Application | asterisk | open_source | 10.1.0 | Yes |
| Application | asterisk | open_source | 10.1.1 | Yes |
| Application | asterisk | open_source | 10.1.2 | Yes |
| Application | asterisk | open_source | 10.1.3 | Yes |
| Application | asterisk | open_source | 10.2.0 | Yes |
| Application | asterisk | open_source | 10.2.0 | Yes |
| Application | asterisk | open_source | 10.2.0 | Yes |
| Application | asterisk | open_source | 10.2.0 | Yes |
| Application | asterisk | open_source | 10.2.0 | Yes |
| Application | asterisk | open_source | 10.2.1 | Yes |
| Application | asterisk | open_source | 10.3.0 | Yes |
| Application | asterisk | open_source | 10.3.0 | Yes |
| Application | asterisk | open_source | 10.3.0 | Yes |
| Application | asterisk | open_source | 10.3.1 | Yes |
| Application | asterisk | open_source | 10.4.0 | Yes |
| Application | asterisk | open_source | 10.4.0 | Yes |
| Application | asterisk | open_source | 10.4.0 | Yes |
| Application | asterisk | open_source | 10.4.0 | Yes |
| Application | asterisk | open_source | 10.4.1 | Yes |
| Application | asterisk | open_source | 10.4.2 | Yes |
| Application | asterisk | open_source | 10.5.0 | Yes |
| Application | asterisk | open_source | 10.5.0 | Yes |
| Application | asterisk | open_source | 10.5.0 | Yes |
| Application | asterisk | open_source | 10.5.1 | Yes |
| Application | asterisk | open_source | 10.5.2 | Yes |
| Application | asterisk | open_source | 10.6.0 | Yes |
| Application | asterisk | open_source | 10.6.0 | Yes |
| Application | asterisk | open_source | 10.6.0 | Yes |
| Application | asterisk | open_source | 10.6.1 | Yes |
| Application | asterisk | open_source | 10.7.0 | Yes |
| Application | asterisk | open_source | 10.7.0 | Yes |
| Application | asterisk | open_source | 10.7.1 | Yes |
| Application | asterisk | open_source | 10.8.0 | Yes |
| Application | asterisk | open_source | 10.8.0 | Yes |
| Application | asterisk | open_source | 10.8.0 | Yes |
| Application | asterisk | open_source | 10.9.0 | Yes |
| Application | asterisk | open_source | 10.9.0 | Yes |
| Application | asterisk | open_source | 10.9.0 | Yes |
| Application | asterisk | open_source | 10.9.0 | Yes |
| Application | asterisk | open_source | 10.10.0 | Yes |
| Application | asterisk | open_source | 10.10.0 | Yes |
| Application | asterisk | open_source | 10.10.0 | Yes |
| Application | asterisk | open_source | 10.10.1 | Yes |
| Application | asterisk | open_source | 10.11.0 | Yes |
| Application | asterisk | open_source | 10.11.0 | Yes |
| Application | asterisk | open_source | 10.11.0 | Yes |
| Application | asterisk | open_source | 10.11.1 | Yes |
| Application | asterisk | open_source | 10.12.0 | Yes |
| Application | asterisk | open_source | 10.12.0 | Yes |
| Application | asterisk | open_source | 10.12.0 | Yes |
| Application | asterisk | open_source | 10.12.1 | Yes |
| Application | asterisk | open_source | 11.0.0 | Yes |
| Application | asterisk | open_source | 11.0.0 | Yes |
| Application | asterisk | open_source | 11.0.0 | Yes |
| Application | asterisk | open_source | 11.0.0 | Yes |
| Application | asterisk | open_source | 11.0.0 | Yes |
| Application | asterisk | open_source | 11.0.1 | Yes |
| Application | asterisk | open_source | 11.0.2 | Yes |
| Application | asterisk | open_source | 11.1.0 | Yes |
| Application | asterisk | open_source | 11.1.0 | Yes |
| Application | asterisk | open_source | 11.1.0 | Yes |
| Application | asterisk | open_source | 11.1.1 | Yes |
| Application | asterisk | open_source | 11.1.2 | Yes |
| Application | asterisk | open_source | 11.2.0 | Yes |
| Application | asterisk | open_source | 11.2.0 | Yes |
| Application | asterisk | open_source | 11.2.0 | Yes |
| Application | asterisk | open_source | 11.2.1 | Yes |
| Application | asterisk | certified_asterisk | 1.8.15 | Yes |
| Application | asterisk | certified_asterisk | 1.8.15 | Yes |
| Application | asterisk | certified_asterisk | 1.8.15 | Yes |
| Application | asterisk | certified_asterisk | 1.8.15 | Yes |
| Application | asterisk | certified_asterisk | 1.8.15.0 | Yes |
| Application | asterisk | certified_asterisk | 1.8.15.0 | Yes |
| Application | asterisk | digiumphones | 10.0.0 | Yes |
| Application | asterisk | digiumphones | 10.0.0 | Yes |
| Application | asterisk | digiumphones | 10.0.0 | Yes |
| Application | asterisk | digiumphones | 10.0.0 | Yes |
| Application | asterisk | digiumphones | 10.0.0 | Yes |
| Application | asterisk | digiumphones | 10.0.0 | Yes |
| Application | asterisk | digiumphones | 10.1.0 | Yes |
| Application | asterisk | digiumphones | 10.1.0 | Yes |
| Application | asterisk | digiumphones | 10.1.0 | Yes |
| Application | asterisk | digiumphones | 10.2.0 | Yes |
| Application | asterisk | digiumphones | 10.2.0 | Yes |
| Application | asterisk | digiumphones | 10.2.0 | Yes |
| Application | asterisk | digiumphones | 10.2.0 | Yes |
| Application | asterisk | digiumphones | 10.2.0 | Yes |
| Application | asterisk | digiumphones | 10.3.0 | Yes |
| Application | asterisk | digiumphones | 10.3.0 | Yes |
| Application | asterisk | digiumphones | 10.3.0 | Yes |
| Application | asterisk | digiumphones | 10.4.0 | Yes |
| Application | asterisk | digiumphones | 10.4.0 | Yes |
| Application | asterisk | digiumphones | 10.4.0 | Yes |
| Application | asterisk | digiumphones | 10.4.0 | Yes |
| Application | asterisk | digiumphones | 10.5.0 | Yes |
| Application | asterisk | digiumphones | 10.5.0 | Yes |
| Application | asterisk | digiumphones | 10.5.0 | Yes |
| Application | asterisk | digiumphones | 10.6.0 | Yes |
| Application | asterisk | digiumphones | 10.6.0 | Yes |
| Application | asterisk | digiumphones | 10.6.0 | Yes |
| Application | asterisk | digiumphones | 10.7.0 | Yes |
| Application | asterisk | digiumphones | 10.7.0 | Yes |
| Application | asterisk | digiumphones | 10.8.0 | Yes |
| Application | asterisk | digiumphones | 10.8.0 | Yes |
| Application | asterisk | digiumphones | 10.8.0 | Yes |
| Application | asterisk | digiumphones | 10.9.0 | Yes |
| Application | asterisk | digiumphones | 10.10.0 | Yes |
| Application | asterisk | digiumphones | 10.10.0 | Yes |
| Application | asterisk | digiumphones | 10.10.0 | Yes |
| Application | asterisk | digiumphones | 10.11.0 | Yes |
| Application | asterisk | digiumphones | 10.11.0 | Yes |
| Application | asterisk | digiumphones | 10.11.0 | Yes |
| Application | asterisk | digiumphones | 10.11.0 | Yes |
| Application | asterisk | digiumphones | 10.12.0 | Yes |
| Application | asterisk | digiumphones | 10.12.0 | Yes |
| Application | asterisk | digiumphones | 10.12.0 | Yes |
| Application | asterisk | digiumphones | 10.12.1 | 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 asterisk'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.