The asn1_d2i_read_bio function in crypto/asn1/a_d2i_fp.c in OpenSSL before 0.9.8v, 1.0.0 before 1.0.0i, and 1.0.1 before 1.0.1a does not properly interpret integer data, which allows remote attackers to conduct buffer overflow attacks, and cause a denial of service (memory corruption) or possibly have unspecified other impact, via crafted DER data, as demonstrated by an X.509 certificate or an RSA public key.
CVE-2012-2110 is a security vulnerability that . Impacting 2 products from openssl, from redhat 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.
2012-04-19T17:55:01.253
2026-06-16T23:41:00.540
Modified
CVSSv2: 7.5 (HIGH)
AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | openssl | openssl | 1.0.0 | Yes |
| Application | openssl | openssl | 1.0.0 | Yes |
| Application | openssl | openssl | 1.0.0 | Yes |
| Application | openssl | openssl | 1.0.0 | Yes |
| Application | openssl | openssl | 1.0.0 | Yes |
| Application | openssl | openssl | 1.0.0 | Yes |
| Application | openssl | openssl | 1.0.0a | Yes |
| Application | openssl | openssl | 1.0.0b | Yes |
| Application | openssl | openssl | 1.0.0c | Yes |
| Application | openssl | openssl | 1.0.0d | Yes |
| Application | openssl | openssl | 1.0.0e | Yes |
| Application | openssl | openssl | 1.0.0g | Yes |
| Application | openssl | openssl | ≤ 0.9.8u | Yes |
| Application | openssl | openssl | 0.9.1c | Yes |
| Application | openssl | openssl | 0.9.2b | Yes |
| Application | openssl | openssl | 0.9.3 | Yes |
| Application | openssl | openssl | 0.9.3a | Yes |
| Application | openssl | openssl | 0.9.4 | Yes |
| Application | openssl | openssl | 0.9.5 | Yes |
| Application | openssl | openssl | 0.9.5 | Yes |
| Application | openssl | openssl | 0.9.5 | Yes |
| Application | openssl | openssl | 0.9.5a | Yes |
| Application | openssl | openssl | 0.9.5a | Yes |
| Application | openssl | openssl | 0.9.5a | Yes |
| Application | openssl | openssl | 0.9.6 | Yes |
| Application | openssl | openssl | 0.9.6 | Yes |
| Application | openssl | openssl | 0.9.6 | Yes |
| Application | openssl | openssl | 0.9.6 | Yes |
| Application | openssl | openssl | 0.9.6a | Yes |
| Application | openssl | openssl | 0.9.6a | Yes |
| Application | openssl | openssl | 0.9.6a | Yes |
| Application | openssl | openssl | 0.9.6a | Yes |
| Application | openssl | openssl | 0.9.6b | Yes |
| Application | openssl | openssl | 0.9.6c | Yes |
| Application | openssl | openssl | 0.9.6d | Yes |
| Application | openssl | openssl | 0.9.6e | Yes |
| Application | openssl | openssl | 0.9.6f | Yes |
| Application | openssl | openssl | 0.9.6g | Yes |
| Application | openssl | openssl | 0.9.6h | Yes |
| Application | openssl | openssl | 0.9.6i | Yes |
| Application | openssl | openssl | 0.9.6j | Yes |
| Application | openssl | openssl | 0.9.6k | Yes |
| Application | openssl | openssl | 0.9.6l | Yes |
| Application | openssl | openssl | 0.9.6m | Yes |
| Application | openssl | openssl | 0.9.7 | Yes |
| Application | openssl | openssl | 0.9.7 | Yes |
| Application | openssl | openssl | 0.9.7 | Yes |
| Application | openssl | openssl | 0.9.7 | Yes |
| Application | openssl | openssl | 0.9.7 | Yes |
| Application | openssl | openssl | 0.9.7 | Yes |
| Application | openssl | openssl | 0.9.7 | Yes |
| Application | openssl | openssl | 0.9.7a | Yes |
| Application | openssl | openssl | 0.9.7b | Yes |
| Application | openssl | openssl | 0.9.7c | Yes |
| Application | openssl | openssl | 0.9.7d | Yes |
| Application | openssl | openssl | 0.9.7e | Yes |
| Application | openssl | openssl | 0.9.7f | Yes |
| Application | openssl | openssl | 0.9.7g | Yes |
| Application | openssl | openssl | 0.9.7h | Yes |
| Application | openssl | openssl | 0.9.7i | Yes |
| Application | openssl | openssl | 0.9.7j | Yes |
| Application | openssl | openssl | 0.9.7k | Yes |
| Application | openssl | openssl | 0.9.7l | Yes |
| Application | openssl | openssl | 0.9.7m | Yes |
| Application | openssl | openssl | 0.9.8 | Yes |
| Application | openssl | openssl | 0.9.8a | Yes |
| Application | openssl | openssl | 0.9.8b | Yes |
| Application | openssl | openssl | 0.9.8c | Yes |
| Application | openssl | openssl | 0.9.8d | Yes |
| Application | openssl | openssl | 0.9.8e | Yes |
| Application | openssl | openssl | 0.9.8f | Yes |
| Application | openssl | openssl | 0.9.8g | Yes |
| Application | openssl | openssl | 0.9.8h | Yes |
| Application | openssl | openssl | 0.9.8i | Yes |
| Application | openssl | openssl | 0.9.8j | Yes |
| Application | openssl | openssl | 0.9.8k | Yes |
| Application | openssl | openssl | 0.9.8l | Yes |
| Application | openssl | openssl | 0.9.8m | Yes |
| Application | openssl | openssl | 0.9.8m | Yes |
| Application | openssl | openssl | 0.9.8n | Yes |
| Application | openssl | openssl | 0.9.8o | Yes |
| Application | openssl | openssl | 0.9.8p | Yes |
| Application | openssl | openssl | 0.9.8q | Yes |
| Application | openssl | openssl | 0.9.8r | Yes |
| Application | openssl | openssl | 0.9.8s | Yes |
| Application | openssl | openssl | 0.9.8t | Yes |
| Application | redhat | openssl | 0.9.6-15 | Yes |
| Application | redhat | openssl | 0.9.6b-3 | Yes |
| Application | redhat | openssl | 0.9.7a-2 | Yes |
| Application | openssl | openssl | 1.0.1 | Yes |
| Application | openssl | openssl | 1.0.1 | 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 openssl'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.