CVE-2019-15705

HIGH

7.5

CVSS Score

Published: November 27, 2019 at 08:38 PM UTC

Updated: June 17, 2026 at 02:20 AM UTC

1 product affected across 1 vendorFortiOS

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Severity

HIGH7.5

Exploit prediction

EPSS 2%

SSVC

No known exploit

Description

An Improper Input Validation vulnerability in the SSL VPN portal of FortiOS versions 6.2.1 and below, and 6.0.6 and below may allow an unauthenticated remote attacker to crash the SSL VPN service by sending a crafted POST request.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

FortiOS · Fortinet

95%

v ≤ 6.0.6v ≤ 6.2.16.2.0 ≤ v ≤ 6.2.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://fortiguard.com/advisory/FG-IR-19-236

References (1)

x_refsource_CONFIRMVendor Advisory

Source: [email protected]

https://fortiguard.com/advisory/FG-IR-19-236

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-20

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