CVE-2020-9977 describes a validation issue in Apple's entitlement verification, affecting macOS Big Sur, iOS, and iPadOS. A malicious application could exploit this flaw to determine a user's open Safari tabs. Rated Medium severity (CVSS 5.5), this vulnerability requires user interaction and local access, but could lead to high confidentiality impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 14.2CPE matchmatch criteria | cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* | ||
< 14.2CPE matchmatch criteria | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | ||
< 11.0.1CPE matchmatch criteria | cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.