CVE-2018-18688

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

1.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 64.2% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

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 17:38Z5 YR AGO

Last updated

2024-08-05 11:16Z2 YR AGO

Reserved

2018-10-26

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-347Improper Verification of Cryptographic SignatureBase

Data version

5.1

Document digest

f85fbf367c68d3d4870378c3096664f56e7af8e35e7325ccb937fcdb9d7d45bd

• www.foxitsoftware.comhttps://www.foxitsoftware.com/support/security-bulletins.phpx_refsource_CONFIRM
• pdf-insecurity.orghttps://pdf-insecurity.org/signature/evaluation_2018.htmlx_refsource_MISC
• pdf-insecurity.orghttps://pdf-insecurity.org/signature/signature.htmlx_refsource_MISC
• www.pdfa.orghttps://www.pdfa.org/recently-identified-pdf-digital-signature-vulnerabilities/x_refsource_MISC