CVE-2022-32893KEV · OVERDUE

Apple iOS and macOS Out-of-Bounds Write Vulnerability

High · published August 24, 2022

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.8. It is confirmed in active exploitation. It sits in the 95.6th percentile for exploit probability.

1507
days past CISA
deadline
CVSS v3.1
8.8
EPSS
10%
Percentile
95.6
In the wild
Confirmed
What it is

🚨 Malicious web content could let attackers execute arbitrary code, and that's a recipe for disaster! 🔥 Think of it like a delivery driver who doesn't check the contents of a package before dropping it off — they just hand it over without confirming if it’s safe. This vulnerability allows a crafty attacker to slip in harmful code through a web page, bypassing security checks entirely. An attacker exploiting this could essentially take control of your device, leading to devastating consequences like stealing personal information, planting malware, or even gaining access to other systems on your network. With reports of active exploitation already in the wild, the stakes are high! ⚡

Put simply

Think of it like a delivery driver who doesn't check the contents of a package before dropping it off — they just hand it over without confirming if it’s safe. This vulnerability allows a crafty attacker to slip in harmful code through a web page, bypassing security checks entirely. This out-of-bounds write vulnerability occurs due to inadequate bounds checking when processing malicious web content, allowing attackers to manipulate memory and execute arbitrary code on affected devices.

What to do

An attacker exploiting this could essentially take control of your device, leading to devastating consequences like stealing personal information, planting malware, or even gaining access to other systems on your network. With reports of active exploitation already in the wild, the stakes are high! ⚡ Immediate action is needed! Update to iOS 15.6.1, iPadOS 15.6.1, or macOS Monterey 12.5.1 to patch this vulnerability. It's also wise to audit your web content and ensure safe browsing practices are in place. 🛡️ You've got this! With these updates, you'll boost your defenses and keep your devices safe! ✨

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.09931 · 95.6th percentile
Published
2022-08-24T00:00Z
KEV added
2022-08-18 · due 2022-09-08
EPSS history
Timeline
  • 24 AUG 00:00Z
    An out-of-bounds write issue was addressed with improved bounds checking
    cvelistv5
  • 18 AUG 00:00Z
    Added to CISA KEV — remediate by Sep 8
    kev