CVE-2019-8677

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

1.80% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 76.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2019-12-18 17:33Z6 YR AGO

Last updated

2024-08-04 21:24Z2 YR AGO

Reserved

2019-02-18

Assigning CNA

apple

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

3559dc9244a518763efea1dd8e7683192385634aa0e20ea7b64caa74d5bcfaec

• support.apple.comhttps://support.apple.com/HT210346x_refsource_MISC
• support.apple.comhttps://support.apple.com/HT210348x_refsource_MISC
• support.apple.comhttps://support.apple.com/HT210351x_refsource_MISC
• support.apple.comhttps://support.apple.com/HT210355x_refsource_MISC
• support.apple.comhttps://support.apple.com/HT210356x_refsource_MISC
• support.apple.comhttps://support.apple.com/HT210357x_refsource_MISC
• support.apple.comhttps://support.apple.com/HT210358x_refsource_MISC