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TI-2009-02734 Aliases CVE-2009-2871GHSA-w8mc-2j77-9pfm

Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions…

Priority LOW 39Published · 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

Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions, or IKE encrypted nonces are enabled, allows remote attackers to cause a denial of service (device reload) via a crafted encrypted packet, aka Bug ID CSCsq24002.

Why it matters now

EPSS 0.02521 84th 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 · 17

CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios:12.2xna:*:*:*:*:*:*:*12.2xnaVulnerableCisco
cpe:2.3:o:cisco:ios:12.2xnb:*:*:*:*:*:*:*12.2xnbVulnerableCisco
cpe:2.3:o:cisco:ios:12.2xnc:*:*:*:*:*:*:*12.2xncVulnerableCisco
cpe:2.3:o:cisco:ios:12.2xnd:*:*:*:*:*:*:*12.2xndVulnerableCisco
cpe:2.3:o:cisco:ios:12.4md:*:*:*:*:*:*:*12.4mdVulnerableCisco
cpe:2.3:o:cisco:ios:12.4mr:*:*:*:*:*:*:*12.4mrVulnerableCisco
cpe:2.3:o:cisco:ios:12.4sw:*:*:*:*:*:*:*12.4swVulnerableCisco
cpe:2.3:o:cisco:ios:12.4t:*:*:*:*:*:*:*12.4tVulnerableCisco
cpe:2.3:o:cisco:ios:12.4xf:*:*:*:*:*:*:*12.4xfVulnerableCisco
cpe:2.3:o:cisco:ios:12.4xj:*:*:*:*:*:*:*12.4xjVulnerableCisco
  • cpe:2.3:o:cisco:ios:12.2xna:*:*:*:*:*:*:* Versions 12.2xna Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.2xnb:*:*:*:*:*:*:* Versions 12.2xnb Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.2xnc:*:*:*:*:*:*:* Versions 12.2xnc Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.2xnd:*:*:*:*:*:*:* Versions 12.2xnd Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4md:*:*:*:*:*:*:* Versions 12.4md Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4mr:*:*:*:*:*:*:* Versions 12.4mr Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4sw:*:*:*:*:*:*:* Versions 12.4sw Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4t:*:*:*:*:*:*:* Versions 12.4t Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4xf:*:*:*:*:*:*:* Versions 12.4xf Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4xj:*:*:*:*:*:*:* Versions 12.4xj Vulnerable ·Cisco
Show 7 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios:12.4xk:*:*:*:*:*:*:*12.4xkVulnerableCisco
cpe:2.3:o:cisco:ios:12.4xq:*:*:*:*:*:*:*12.4xqVulnerableCisco
cpe:2.3:o:cisco:ios:12.4xr:*:*:*:*:*:*:*12.4xrVulnerableCisco
cpe:2.3:o:cisco:ios:12.4xv:*:*:*:*:*:*:*12.4xvVulnerableCisco
cpe:2.3:o:cisco:ios:12.4xw:*:*:*:*:*:*:*12.4xwVulnerableCisco
cpe:2.3:o:cisco:ios:12.4xy:*:*:*:*:*:*:*12.4xyVulnerableCisco
cpe:2.3:o:cisco:ios:12.4xz:*:*:*:*:*:*:*12.4xzVulnerableCisco
  • cpe:2.3:o:cisco:ios:12.4xk:*:*:*:*:*:*:* Versions 12.4xk Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4xq:*:*:*:*:*:*:* Versions 12.4xq Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4xr:*:*:*:*:*:*:* Versions 12.4xr Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4xv:*:*:*:*:*:*:* Versions 12.4xv Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4xw:*:*:*:*:*:*:* Versions 12.4xw Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4xy:*:*:*:*:*:*:* Versions 12.4xy Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.4xz:*:*:*:*:*:*:* Versions 12.4xz Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2009-2871
  2. 2026-10-03 Alias added: GHSA-w8mc-2j77-9pfm

References

Advisory 2

Other 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