Page generated: 11 Nov 2026, 08:10 UTC
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CVE-2018-4344

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.

CVSS 7.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.2/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7.8: +1.17
  • Fresh EPSS: 2.37%: +0.01

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 4 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

Bitsight
Press · 13 Jan 2023, 15:27 · 2023 Apple & iOS Vulnerabilities from CISA: Data - Bitsight
Malwarebytes
Press · 29 Jun 2022, 07:00 · Hermit spyware is deployed with the help of a victim’s ISP - Malwarebytes
Macworld
Press · 24 Jun 2022, 07:00 · Italian spyware iPhone attack: Why you probably don’t need to worry - Macworld
BleepingComputer
Press · 23 Jun 2022, 07:00 · Spyware vendor works with ISPs to infect iOS and Android users - BleepingComputer

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.2 (2026-11-02 15:12). The curve appears once the score changes.

Public exploit evidence

0

Public exploit entries / repo candidates

Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 7.8; EPSS 2.4%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
local access, no prior privileges, user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:58:00.649680+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
03 Apr 2019, 17:43
First press mention
23 Jun 2022, 07:00
Added to the CISA KEV catalog
27 Jun 2022, 00:00
Latest press mention
13 Jan 2023, 15:27
Score calculated
05 Nov 2026, 13:58