CVE-2019-8455

HIGHNVD 7.17.1—
EchelonGraph scoreMEDIUM confidence

Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.1Exploit: NoneExposed: 0

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

A hard-link created from the log file of Check Point ZoneAlarm up to 15.4.062 to any file on the system will get its permission changed so that all users can access that linked file. Doing this on files with limited access gains the local attacker higher privileges to the file.

CVSS v3
7.1
EG Score
7.1(medium)
EPSS
31.7%
KEV
Not listed

Published

April 17, 2019

Last Modified

November 21, 2024

References (4)

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 42× 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.

  1. 2026-07-22 14:05 UTCEPSS rescore
  2. 2026-07-21 15:22 UTCEPSS rescore
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  4. 2026-07-20 17:04 UTCEPSS rescore
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  11. 2026-07-15 01:57 UTCEPSS rescore
  12. 2026-07-13 22:27 UTCEPSS rescore
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  14. 2026-07-13 06:10 UTCEPSS rescore
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  18. 2026-07-11 08:24 UTCEPSS rescore
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  20. 2026-07-09 19:06 UTCEPSS rescore
  21. 2026-07-08 15:11 UTCEPSS rescore
  22. 2026-07-07 13:43 UTCEPSS rescore
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  1. 2026-07-06 02:20 UTCEPSS rescore
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  4. 2026-07-01 15:03 UTCEPSS rescore
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  6. 2026-06-30 23:20 UTCEPSS rescore
  7. 2026-06-29 14:03 UTCEPSS rescore
  8. 2026-06-28 14:04 UTCEPSS rescore
  9. 2026-06-28 04:54 UTCEPSS rescore
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  11. 2026-06-27 03:06 UTCEPSS rescore
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  18. 2026-06-22 14:23 UTCEPSS rescore
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  20. 2026-06-21 14:54 UTCEPSS rescore
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  22. 2026-06-21 01:57 UTCEPSS rescore
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  24. 2026-06-19 19:23 UTCEPSS rescore
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  26. 2026-06-18 17:50 UTCEPSS rescore
  27. 2026-06-18 17:50 UTCEPSS rescore
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  30. 2026-06-15 17:46 UTCEPSS rescore
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  36. 2026-06-11 13:58 UTCEPSS rescore
  37. 2026-06-10 22:16 UTCEPSS rescore
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  39. 2026-06-10 13:19 UTCEPSS rescore
  40. 2026-06-08 14:15 UTCEPSS rescore
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  42. 2026-06-08 14:15 UTCEPSS rescore
  43. 2026-06-07 15:23 UTCEPSS rescore
  44. 2026-06-07 15:23 UTCEPSS rescore
  45. 2026-06-06 13:45 UTCEPSS rescore
  46. 2026-06-06 13:45 UTCEPSS rescore
  47. 2026-06-05 22:45 UTCEPSS rescore
  48. 2026-06-05 06:08 UTCEPSS rescore
  49. 2026-06-04 13:10 UTCEPSS rescore
  50. 2026-06-04 13:10 UTCEPSS rescore
  51. 2026-06-02 20:11 UTCEPSS rescore
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  53. 2026-06-01 13:50 UTCEPSS rescore
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  55. 2026-05-31 22:29 UTCEPSS rescore
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  59. 2026-05-29 13:42 UTCEPSS rescore
  60. 2026-05-28 13:43 UTCEPSS rescore
  61. 2026-05-28 13:43 UTCEPSS rescore
  62. 2026-05-27 20:31 UTCEG score recompute
  63. 2026-05-27 20:31 UTCGHSA enrichment
  64. 2026-05-27 13:39 UTCEPSS rescore
  65. 2026-05-27 13:38 UTCEPSS rescore
  66. 2026-05-26 13:42 UTCEPSS rescore
  67. 2026-05-26 07:17 UTCEPSS rescore
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  70. 2026-05-24 16:47 UTCEPSS rescore

Frequently asked(5)

What is CVE-2019-8455?
CVE-2019-8455 is a high vulnerability published on April 17, 2019. A hard-link created from the log file of Check Point ZoneAlarm up to 15.4.062 to any file on the system will get its permission changed so that all users can access that linked file. Doing this on files with limited access gains the local attacker higher privileges to the file.
When was CVE-2019-8455 disclosed?
CVE-2019-8455 was first published in the National Vulnerability Database on April 17, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-8455 actively exploited?
CVE-2019-8455 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 31.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2019-8455?
CVE-2019-8455 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2019-8455?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-8455, 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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