CVE-2018-20309

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

0.82% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 54.5% of scored records. A rank, not a probability.

NVD base score

8.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/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.

Published

2021-01-07 16:54Z5 YR AGO

Last updated

2024-08-05 11:58Z2 YR AGO

Reserved

2018-12-20

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-125Out-of-bounds ReadBase
• CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

9e7e817b55c5ea36e27ea33b414b965a08547bea9cf146b871220770bbb9bfc0

• www.foxitsoftware.comhttps://www.foxitsoftware.com/support/security-bulletins.phpx_refsource_MISC