What’s Vulnerable › Vulnerabilities

CVE-2012-5036

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-04-23 · updated 2026-06-16
• Weakness: CWE-399

Description

Cisco IOS before 12.2(50)SY1 allows remote authenticated users to cause a denial of service (memory consumption) via a sequence of VTY management sessions (aka exec sessions), aka Bug ID CSCtn43662.

Affected products

• Cisco IOS: 12.2(33)sxi4, 12.2(33)sxi5, 12.2(33)sxi6, 12.2(33)sxi7, 12.2(33)sxj, 12.2(50)sy

References

• http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SY/release/notes/ol_20679.html
• http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/12-2SY/release/notes/ol_20679.html

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