CVE-2023-42916

mediumpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.178 · 97 %ileDEEURUUS
grimoire priorityP0 · Act now
Exploitable?
Yes · in the wild
CISA KEV
Likely / severe?
17.8% (97th) EPSS
CVSS 6.5 · medium
Is it mine?
27 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

added 2023-12-04remediate by 2023-12-25

required action Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

EPSS · scored 2026-10-22

Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may disclose sensitive information. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.

01

cvss

Technical severity, 0–10. One row per scoring source.

6.5
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 3.6
v3.14.3mediumAV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:Nsecondary · FSTEC (BDU) RU
v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Nsecondary · ENISA EU
v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Nsecondaryexploitability 2.8 · impact 3.6
v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-125USprimaryCWE-200USCWE-266USCWE-284US
04

affected products (27)

Products and version ranges known to be affected.

showing 20 of 27
05

advisories (4)

Vendor and ecosystem advisories describing this.

  • WID-SEC-W-2023-3035Apple iOS und Apple iPadOS: Mehrere SchwachstellenDeutsch2023-11-30csaf · cert_bundDE

    Ein entfernter Angreifer kann mehrere Schwachstellen in Apple iOS und Apple iPadOS ausnutzen, um beliebigen Code auszuführen oder vertrauliche Informationen offenzulegen.

  • WID-SEC-W-2023-3036Apple macOS: Mehrere SchwachstellenDeutsch2023-11-30csaf · cert_bundDE

    Ein entfernter Angreifer kann mehrere Schwachstellen in Apple macOS ausnutzen, um beliebigen Code auszuführen oder um vertrauliche Informationen offenzulegen.

  • WID-SEC-W-2023-3042Apple Safari: Mehrere SchwachstellenDeutsch2023-11-30csaf · cert_bundDE

    Ein entfernter Angreifer kann mehrere Schwachstellen in Apple Safari ausnutzen, um beliebigen Code auszuführen oder vertrauliche Informationen offenzulegen.

  • WID-SEC-W-2023-3095Apple iOS und iPadOS: Mehrere SchwachstellenDeutsch2023-12-11csaf · cert_bundDE

    Ein entfernter anonymer Angreifer kann mehrere Schwachstellen in Apple iOS und Apple iPadOS ausnutzen, um beliebigen Code auszuführen, einen Denial-of-Service-Zustand zu verursachen, vertrauliche Informationen offenzulegen oder Sicherheitsmaßnahmen zu umgehen.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducert_bundnvdNVDCVE.orgMITRE
published 2023-11-30modified 2026-06-17
09

references (44)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan