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TI-2011-00827 Aliases CVE-2011-0946GHSA-ppj2-93h5-6pq7

The NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE…

Priority LOW 38Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · Complete
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

The NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload or hang) via malformed NetMeeting Directory (aka Internet Locator Service or ILS) LDAP traffic, aka Bug ID CSCtd10712.

Why it matters now

EPSS 0.01787 78th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios_xe:3.1.0sg:*:*:*:*:*:*:*3.1.0sgVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.1.1sg:*:*:*:*:*:*:*3.1.1sgVulnerableCisco
cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*12.1 – 12.4; 15.0 – 15.1VulnerableCisco
  • cpe:2.3:o:cisco:ios_xe:3.1.0sg:*:*:*:*:*:*:* Versions 3.1.0sg Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.1.1sg:*:*:*:*:*:*:* Versions 3.1.1sg Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:* Versions 12.1 – 12.4; 15.0 – 15.1 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2011-0946
  2. 2026-10-03 Alias added: GHSA-ppj2-93h5-6pq7

References

Advisory 2

  • TI-2018-00138 Improper input validation in Cisco IOS and IOS XE KEVCVSS 3.1CRITICAL 9.8
  • TI-2017-09019 Improper input validation in Cisco IOS and IOS XE KEVCVSS 3.1CRITICAL 9.8
  • TI-2017-02977 Improper input validation in Cisco IOS and IOS XE Software KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-00135 Memory corruption in Cisco IOS, IOS XE, and IOS XR KEVCVSS 3.1HIGH 8.8
  • TI-2017-04499 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
  • TI-2017-04498 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
See all 617 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences