HIGHCVSS v3.1 7.0Actively exploited · CISA KEV since 2021-11-03Vulnerability

CVE-2021-1782

Apple iOS, iPadOs, macOS, watchOS, and tvOS contain a race condition vulnerability that may allow a malicious application to elevate privileges.

Properties

Euvd product
macOS, iOS and iPadOS
Vulnerability name
Apple Multiple Products Race Condition Vulnerability
First seen
2025-10-21T23:25:50+00:00
Cvss score
7
Epss score
0.02222
Last seen
2026-10-19T12:00:27+00:00
Due date
2021-11-17
Euvd assigner
apple
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2021-11-03T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2021-11-03
Score
7
Euvd base score version
3.1
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Apple
Cvss vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
7

Related Entities (25 · showing 23)

AFFECTS_PRODUCT (22 · showing 20)

→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
→[Product]cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*

DESCRIBES (1)

←[KEVEntry]Apple Multiple Products Race Condition Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Improper Locking

INVOLVES (1)

←[Signal]kev_added · 2021-11-03

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CVE-2021-1782 (CVSS v3.1 7) — Ninja Signal Threat Intelligence | Ninja Signal