CVE-2020-9871

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

1.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 69.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:L/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

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

2020-10-22 17:54Z5 YR AGO

Last updated

2024-08-04 10:43Z2 YR AGO

Reserved

2020-03-02

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

02ea9c6111db86cd457227a10d7e37262330bdd5429abdd7c66e63b6744ef313

• support.apple.comhttps://support.apple.com/kb/HT211289x_refsource_MISC
• support.apple.comhttps://support.apple.com/kb/HT211288x_refsource_MISC
• support.apple.comhttps://support.apple.com/kb/HT211290x_refsource_MISC
• support.apple.comhttps://support.apple.com/kb/HT211291x_refsource_MISC
• support.apple.comhttps://support.apple.com/kb/HT211293x_refsource_MISC
• support.apple.comhttps://support.apple.com/kb/HT211294x_refsource_MISC
• support.apple.comhttps://support.apple.com/kb/HT211295x_refsource_MISC