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TI-2001-01052 Aliases CVE-2001-1097GHSA-37wx-px9v-xhhf

Cisco routers and switches running IOS 12.0 through 12.2.1 allows a remote attacker to…

Priority LOW 30Published · 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

Cisco routers and switches running IOS 12.0 through 12.2.1 allows a remote attacker to cause a denial of service via a flood of UDP packets.

Why it matters now

EPSS 0.0432 91st 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 · 10

CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*12.0VulnerableCisco
cpe:2.3:o:cisco:ios:12.0\(1\):*:*:*:*:*:*:*12.0(1)VulnerableCisco
cpe:2.3:o:cisco:ios:12.0\(2\):*:*:*:*:*:*:*12.0(2)VulnerableCisco
cpe:2.3:o:cisco:ios:12.0\(3\):*:*:*:*:*:*:*12.0(3)VulnerableCisco
cpe:2.3:o:cisco:ios:12.0\(4\):*:*:*:*:*:*:*12.0(4)VulnerableCisco
cpe:2.3:o:cisco:ios:12.0\(5\):*:*:*:*:*:*:*12.0(5)VulnerableCisco
cpe:2.3:o:cisco:ios:12.0\(6\):*:*:*:*:*:*:*12.0(6)VulnerableCisco
cpe:2.3:o:cisco:ios:12.0\(7\)t:*:*:*:*:*:*:*12.0(7)tVulnerableCisco
cpe:2.3:o:cisco:ios:12.1:*:*:*:*:*:*:*12.1VulnerableCisco
cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*12.2VulnerableCisco
  • cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:* Versions 12.0 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.0\(1\):*:*:*:*:*:*:* Versions 12.0(1) Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.0\(2\):*:*:*:*:*:*:* Versions 12.0(2) Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.0\(3\):*:*:*:*:*:*:* Versions 12.0(3) Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.0\(4\):*:*:*:*:*:*:* Versions 12.0(4) Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.0\(5\):*:*:*:*:*:*:* Versions 12.0(5) Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.0\(6\):*:*:*:*:*:*:* Versions 12.0(6) Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.0\(7\)t:*:*:*:*:*:*:* Versions 12.0(7)t Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.1:*:*:*:*:*:*:* Versions 12.1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:* Versions 12.2 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2001-1097
  2. 2026-10-03 Alias added: GHSA-37wx-px9v-xhhf

References

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