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TI-2015-05412 Aliases CVE-2015-6429GHSA-rv2q-3w65-6h82

The IKEv1 state machine in Cisco IOS 15.4 through 15.6 and IOS XE 3.15 through 3.17…

Priority LOW 26CWE-19Published · 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 · Partial
Fix status
No fix listed

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

Summary

The IKEv1 state machine in Cisco IOS 15.4 through 15.6 and IOS XE 3.15 through 3.17 allows remote attackers to cause a denial of service (IPsec connection termination) via a crafted IKEv1 packet to a tunnel endpoint, aka Bug ID CSCuw08236.

Why it matters now

EPSS 0.01744 77th 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 · 18

CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios:15.4\(3\)s:*:*:*:*:*:*:*15.4(3)sVulnerableCisco
cpe:2.3:o:cisco:ios:15.5\(1\)s:*:*:*:*:*:*:*15.5(1)sVulnerableCisco
cpe:2.3:o:cisco:ios:15.5\(1\)t:*:*:*:*:*:*:*15.5(1)tVulnerableCisco
cpe:2.3:o:cisco:ios:15.5\(2\)s:*:*:*:*:*:*:*15.5(2)sVulnerableCisco
cpe:2.3:o:cisco:ios:15.5\(2\)t:*:*:*:*:*:*:*15.5(2)tVulnerableCisco
cpe:2.3:o:cisco:ios:15.5\(3\)m:*:*:*:*:*:*:*15.5(3)mVulnerableCisco
cpe:2.3:o:cisco:ios:15.5\(3\)m1:*:*:*:*:*:*:*15.5(3)m1VulnerableCisco
cpe:2.3:o:cisco:ios:15.5\(3\)s:*:*:*:*:*:*:*15.5(3)sVulnerableCisco
cpe:2.3:o:cisco:ios:15.5\(3\)s1:*:*:*:*:*:*:*15.5(3)s1VulnerableCisco
cpe:2.3:o:cisco:ios:15.6\(0.17\)t:*:*:*:*:*:*:*15.6(0.17)tVulnerableCisco
  • cpe:2.3:o:cisco:ios:15.4\(3\)s:*:*:*:*:*:*:* Versions 15.4(3)s Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.5\(1\)s:*:*:*:*:*:*:* Versions 15.5(1)s Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.5\(1\)t:*:*:*:*:*:*:* Versions 15.5(1)t Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.5\(2\)s:*:*:*:*:*:*:* Versions 15.5(2)s Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.5\(2\)t:*:*:*:*:*:*:* Versions 15.5(2)t Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.5\(3\)m:*:*:*:*:*:*:* Versions 15.5(3)m Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.5\(3\)m1:*:*:*:*:*:*:* Versions 15.5(3)m1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.5\(3\)s:*:*:*:*:*:*:* Versions 15.5(3)s Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.5\(3\)s1:*:*:*:*:*:*:* Versions 15.5(3)s1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:15.6\(0.17\)t:*:*:*:*:*:*:* Versions 15.6(0.17)t Vulnerable ·Cisco
Show 8 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios:15.6\(1\)t0a:*:*:*:*:*:*:*15.6(1)t0aVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.15s.0:*:*:*:*:*:*:*3.15s.0VulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.15s.1:*:*:*:*:*:*:*3.15s.1VulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.15s.2:*:*:*:*:*:*:*3.15s.2VulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16s.0:*:*:*:*:*:*:*3.16s.0VulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16s.1:*:*:*:*:*:*:*3.16s.1VulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.17s.0:*:*:*:*:*:*:*3.17s.0VulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.17s.1:*:*:*:*:*:*:*3.17s.1VulnerableCisco
  • cpe:2.3:o:cisco:ios:15.6\(1\)t0a:*:*:*:*:*:*:* Versions 15.6(1)t0a Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.15s.0:*:*:*:*:*:*:* Versions 3.15s.0 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.15s.1:*:*:*:*:*:*:* Versions 3.15s.1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.15s.2:*:*:*:*:*:*:* Versions 3.15s.2 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16s.0:*:*:*:*:*:*:* Versions 3.16s.0 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16s.1:*:*:*:*:*:*:* Versions 3.16s.1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.17s.0:*:*:*:*:*:*:* Versions 3.17s.0 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.17s.1:*:*:*:*:*:*:* Versions 3.17s.1 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2015-6429
  2. 2026-10-03 Alias added: GHSA-rv2q-3w65-6h82

References

Advisory 1

  • 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