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TI-2001-00721 Aliases CVE-2001-0750GHSA-8238-m3xw-jq5m

Cisco IOS 12.1(2)T, 12.1(3)T allow remote attackers to cause a denial of service (reload)…

Priority LOW 26Published · 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 IOS 12.1(2)T, 12.1(3)T allow remote attackers to cause a denial of service (reload) via a connection to TCP ports 3100-3999, 5100-5999, 7100-7999 and 10100-10999.

Why it matters now

EPSS 0.01675 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 · 2

CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios:12.1\(2\)t:*:*:*:*:*:*:*12.1(2)tVulnerableCisco
cpe:2.3:o:cisco:ios:12.1\(3\)t:*:*:*:*:*:*:*12.1(3)tVulnerableCisco
  • cpe:2.3:o:cisco:ios:12.1\(2\)t:*:*:*:*:*:*:* Versions 12.1(2)t Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios:12.1\(3\)t:*:*:*:*:*:*:* Versions 12.1(3)t Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2001-0750
  2. 2026-10-03 Alias added: GHSA-8238-m3xw-jq5m

References

  • 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