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 61× in last 7d / 258× 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 943 total refreshes for this CVE.

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

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.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2018-0179

Explore →

Is Your Infrastructure Affected by CVE-2018-0179?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs