CVE-2018-0180

MEDIUMNVD 5.99.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 5.9 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
5.9
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 5%CVSS: 5.9Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Multiple vulnerabilities in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition. These vulnerabilities affect Cisco devices that are running Cisco IOS Software Release 15.4(2)T, 15.4(3)M, or 15.4(2)CG and later. Cisco Bug IDs: CSCuy32360, CSCuz60599.

CVSS v3
5.9
EG Score
9.0(high)
EPSS
91.3%
KEV
⚠ Exploited

Published

March 28, 2018

Last Modified

January 14, 2026

Advisory Details (3)

Auto-updated Jun 13, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0180
generic🔴 Active Exploitation

Cisco IOS Software Login Enhancements Login Block Denial of Service Vulnerabilities

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-slogin
generic
http://www.securityfocus.com/bid/103556

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 101× in last 7d / 433× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 620 total refreshes for this CVE.

  1. 2026-07-11 19:10 UTCEG score recompute
  2. 2026-07-11 19:10 UTCGHSA enrichment
  3. 2026-07-11 15:27 UTCEG score recompute
  4. 2026-07-11 15:27 UTCGHSA enrichment
  5. 2026-07-11 11:44 UTCEG score recompute
  6. 2026-07-11 11:44 UTCGHSA enrichment
  7. 2026-07-11 08:24 UTCEPSS rescore
  8. 2026-07-11 08:01 UTCEG score recompute
  9. 2026-07-11 08:01 UTCGHSA enrichment
  10. 2026-07-11 04:18 UTCEG score recompute
  11. 2026-07-11 04:18 UTCGHSA enrichment
  12. 2026-07-11 00:35 UTCEG score recompute
  13. 2026-07-11 00:35 UTCGHSA enrichment
  14. 2026-07-10 20:52 UTCEG score recompute
  15. 2026-07-10 20:52 UTCGHSA enrichment
  16. 2026-07-10 17:52 UTCCISA KEV update
  17. 2026-07-10 17:09 UTCEG score recompute
  18. 2026-07-10 17:09 UTCGHSA enrichment
  19. 2026-07-10 13:25 UTCEG score recompute
  20. 2026-07-10 13:25 UTCGHSA enrichment
  21. 2026-07-10 09:41 UTCEG score recompute
  22. 2026-07-10 09:40 UTCGHSA enrichment
  23. 2026-07-10 05:57 UTCEG score recompute
  24. 2026-07-10 05:57 UTCGHSA enrichment
  25. 2026-07-10 02:13 UTCEG score recompute
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  1. 2026-07-10 02:13 UTCGHSA enrichment
  2. 2026-07-09 22:30 UTCEG score recompute
  3. 2026-07-09 22:30 UTCGHSA enrichment
  4. 2026-07-09 19:06 UTCEPSS rescore
  5. 2026-07-09 18:48 UTCEG score recompute
  6. 2026-07-09 18:47 UTCGHSA enrichment
  7. 2026-07-09 15:05 UTCEG score recompute
  8. 2026-07-09 15:05 UTCGHSA enrichment
  9. 2026-07-09 11:20 UTCEG score recompute
  10. 2026-07-09 11:20 UTCGHSA enrichment
  11. 2026-07-09 07:37 UTCEG score recompute
  12. 2026-07-09 07:37 UTCGHSA enrichment
  13. 2026-07-09 03:54 UTCEG score recompute
  14. 2026-07-09 03:54 UTCGHSA enrichment
  15. 2026-07-09 00:12 UTCEG score recompute
  16. 2026-07-09 00:12 UTCGHSA enrichment
  17. 2026-07-08 20:29 UTCEG score recompute
  18. 2026-07-08 20:29 UTCGHSA enrichment
  19. 2026-07-08 16:46 UTCEG score recompute
  20. 2026-07-08 16:46 UTCGHSA enrichment
  21. 2026-07-08 15:11 UTCEPSS rescore
  22. 2026-07-08 13:03 UTCEG score recompute
  23. 2026-07-08 13:03 UTCGHSA enrichment
  24. 2026-07-08 09:19 UTCEG score recompute
  25. 2026-07-08 09:19 UTCGHSA enrichment
  26. 2026-07-08 05:36 UTCEG score recompute
  27. 2026-07-08 05:36 UTCGHSA enrichment
  28. 2026-07-08 01:52 UTCEG score recompute
  29. 2026-07-08 01:52 UTCGHSA enrichment
  30. 2026-07-07 22:09 UTCEG score recompute
  31. 2026-07-07 22:09 UTCGHSA enrichment
  32. 2026-07-07 19:01 UTCCISA KEV update
  33. 2026-07-07 18:26 UTCEG score recompute
  34. 2026-07-07 18:26 UTCGHSA enrichment
  35. 2026-07-07 17:16 UTCCISA KEV update
  36. 2026-07-07 14:44 UTCEG score recompute
  37. 2026-07-07 14:44 UTCGHSA enrichment
  38. 2026-07-07 10:59 UTCEG score recompute
  39. 2026-07-07 10:59 UTCGHSA enrichment
  40. 2026-07-07 07:16 UTCEG score recompute
  41. 2026-07-07 07:16 UTCGHSA enrichment
  42. 2026-07-07 03:29 UTCEG score recompute
  43. 2026-07-07 03:29 UTCGHSA enrichment
  44. 2026-07-06 23:47 UTCEG score recompute
  45. 2026-07-06 23:47 UTCGHSA enrichment
  46. 2026-07-06 20:02 UTCEG score recompute
  47. 2026-07-06 20:02 UTCGHSA enrichment
  48. 2026-07-06 16:24 UTCEPSS rescore
  49. 2026-07-06 16:24 UTCEPSS rescore
  50. 2026-07-06 16:18 UTCEG score recompute
  51. 2026-07-06 16:17 UTCGHSA enrichment
  52. 2026-07-06 12:32 UTCEG score recompute
  53. 2026-07-06 12:32 UTCGHSA enrichment
  54. 2026-07-06 08:50 UTCEG score recompute
  55. 2026-07-06 08:49 UTCGHSA enrichment
  56. 2026-07-06 05:05 UTCEG score recompute
  57. 2026-07-06 05:05 UTCGHSA enrichment
  58. 2026-07-06 02:20 UTCEPSS rescore
  59. 2026-07-06 02:20 UTCEPSS rescore
  60. 2026-07-06 01:22 UTCEG score recompute
  61. 2026-07-06 01:22 UTCGHSA enrichment
  62. 2026-07-05 21:39 UTCEG score recompute
  63. 2026-07-05 21:39 UTCGHSA enrichment
  64. 2026-07-05 17:56 UTCEG score recompute
  65. 2026-07-05 17:56 UTCGHSA enrichment
  66. 2026-07-05 14:13 UTCEG score recompute
  67. 2026-07-05 14:13 UTCGHSA enrichment
  68. 2026-07-05 10:30 UTCEG score recompute
  69. 2026-07-05 10:30 UTCGHSA enrichment
  70. 2026-07-05 06:47 UTCEG score recompute
  71. 2026-07-05 06:47 UTCGHSA enrichment
  72. 2026-07-05 03:04 UTCEG score recompute
  73. 2026-07-05 03:04 UTCGHSA enrichment
  74. 2026-07-05 02:27 UTCEPSS rescore
  75. 2026-07-04 23:21 UTCEG score recompute

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Frequently asked(6)

What is CVE-2018-0180?
CVE-2018-0180 is a medium vulnerability published on March 28, 2018. Multiple vulnerabilities in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition. These vulnerabilities affect Cisco devices that are running…
When was CVE-2018-0180 disclosed?
CVE-2018-0180 was first published in the National Vulnerability Database on March 28, 2018, with the most recent update on January 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-0180 actively exploited?
Yes. CISA added CVE-2018-0180 to the Known Exploited Vulnerabilities catalog on March 3, 2022, affecting Cisco IOS Software. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2018-0180?
CVE-2018-0180 has a CVSS v3 base score of 5.9 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2018-0180?
CVE-2018-0180 affects Cisco IOS Software. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2018-0180?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-0180, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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