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01 Record

CVE-2019-3581

McAfee Web Gateway denial of service attack due to Improper Input Validation

HighPUBLISHEDCNA: trellix
CNA base score7.5 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

02 Description

McAfee Web Gateway denial of service attack due to Improper Input Validation

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
2.26% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 82.5% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2019-01-09 14:00Z7 YR AGO
Last updated
2024-08-04 19:12Z2 YR AGO
Reserved
2019-01-03
Assigning CNA
trellix
Record state
PUBLISHED
Severity
High (CVSS 7.5)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
bce062caa930c45b1b43d159ce893e995d2d5efa9f536c0a1f96a6afba76e894

05 Affected products

VendorProductVersionsPlatforms
McAfeeMcAfee Web Gateway7.8.2 to < 7.8.2*, 7.8.2.5 to < 7.8.2.5, 8.0 to < 8.0*, 8.0.2 to < 8.0.2x86

06 References

07 Remediation

Update to MWG 7.8.2.5 or 8.0.2