CVE-2018-0179

CRITICALNVD 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
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 5%CVSS: 5.9Exploit: cisa kev · ssvc activeExposed: 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)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
5%
EPSS %ILE
92%
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-2018-0179
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 59× in last 7d / 256× 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 730 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2018-0179?
CVE-2018-0179 is a critical 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-2018-0179 disclosed?
CVE-2018-0179 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-2018-0179 actively exploited?
Yes. CISA added CVE-2018-0179 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-2018-0179?
CVE-2018-0179 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-2018-0179?
CVE-2018-0179 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-2018-0179?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-0179, 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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