Vulnerability Monitor

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CVE-2009-2868


Unspecified vulnerability in Cisco IOS 12.2 through 12.4, when certificate-based authentication is enabled for IKE, allows remote attackers to cause a denial of service (Phase 1 SA exhaustion) via crafted requests, aka Bug IDs CSCsy07555 and CSCee72997.


Security Impact Summary

CVE-2009-2868 is a security vulnerability that . Impacting 1 product from cisco organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2009, 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.


Published

2009-09-28T19:30:01.437

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

6.9

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco ios 12.2ex Yes
Operating System cisco ios 12.2ira Yes
Operating System cisco ios 12.2irb Yes
Operating System cisco ios 12.2irc Yes
Operating System cisco ios 12.2sb Yes
Operating System cisco ios 12.2sca Yes
Operating System cisco ios 12.2scb Yes
Operating System cisco ios 12.2se Yes
Operating System cisco ios 12.2sra Yes
Operating System cisco ios 12.2srb Yes
Operating System cisco ios 12.2src Yes
Operating System cisco ios 12.2srd Yes
Operating System cisco ios 12.2sxh Yes
Operating System cisco ios 12.2sxi Yes
Operating System cisco ios 12.2xna Yes
Operating System cisco ios 12.2xnb Yes
Operating System cisco ios 12.2xnc Yes
Operating System cisco ios 12.2xnd Yes
Operating System cisco ios 12.3t Yes
Operating System cisco ios 12.3xl Yes
Operating System cisco ios 12.3xr Yes
Operating System cisco ios 12.3xs Yes
Operating System cisco ios 12.3xx Yes
Operating System cisco ios 12.3ya Yes
Operating System cisco ios 12.3yd Yes
Operating System cisco ios 12.3yf Yes
Operating System cisco ios 12.3yg Yes
Operating System cisco ios 12.3yh Yes
Operating System cisco ios 12.3yi Yes
Operating System cisco ios 12.3yq Yes
Operating System cisco ios 12.3ys Yes
Operating System cisco ios 12.3yt Yes
Operating System cisco ios 12.3yu Yes
Operating System cisco ios 12.3yx Yes
Operating System cisco ios 12.3yz Yes
Operating System cisco ios 12.4 Yes
Operating System cisco ios 12.4t Yes
Operating System cisco ios 12.4xb Yes
Operating System cisco ios 12.4xc Yes
Operating System cisco ios 12.4xd Yes

References

How SecUtils Interprets This CVE

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 cisco'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.