The Internet Key Exchange version 1 (IKEv1) implementation in Juniper JUNOS and JUNOSe software for M, T, and J-series routers before release 6.4, and E-series routers before 7-1-0, allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1. NOTE: due to the lack of details in the advisory, it is unclear which of CVE-2005-3666, CVE-2005-3667, and/or CVE-2005-3668 this issue applies to.
CVE-2005-3733 is a security vulnerability that . Impacting 8 products from juniper, from juniper, from juniper and 5 others, organizations running these solutions should prioritize assessment and patching.
Originally identified in 2005, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.
2005-11-21T23:03:00.000
2026-06-16T22:17:31.243
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? |
|---|---|---|---|---|
| Operating System | juniper | junos_e | ≤ 7.0.0 | Yes |
| Operating System | juniper | junos_j | ≤ 6.3 | Yes |
| Operating System | juniper | junos_m | ≤ 6.3 | Yes |
| Operating System | juniper | junos_t | ≤ 6.3 | Yes |
| Operating System | juniper | junose_e | ≤ 7.0.0 | Yes |
| Operating System | juniper | junose_j | ≤ 6.3 | Yes |
| Operating System | juniper | junose_m | ≤ 6.3.0 | Yes |
| Operating System | juniper | junose_t | ≤ 6.3 | 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 juniper'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.