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High severity7.5NVD Advisory· Published Feb 27, 2020· Updated Jun 17, 2026

CVE-2020-3877

CVE-2020-3877

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.3, watchOS 6.1.2. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

6
  • Apple Inc./watchOSllm-fuzzy3 versions
    6.1.2+ 2 more
    • (no CPE)range: 6.1.2
    • (no CPE)range: unspecified
    • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <6.1.2
  • Apple Inc./macOSllm-fuzzy2 versions
    Catalina 10.15.3+ 1 more
    • (no CPE)range: Catalina 10.15.3
    • (no CPE)range: unspecified
  • Apple Inc./Mac OS X
    cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
    Range: <10.15.3

Patches

Vulnerability mechanics

References

2

News mentions

0

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