An input validation issue was addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1, iTunes for Windows 12.9.5, iCloud for Windows 7.12. An application may be able to gain elevated privileges.
CVE-2019-8577
HIGHNVD 7.87.8—Elevated
EchelonGraph scoreMEDIUM confidence
This high-severity CVE scores 7.8 under NVD CVSS v3. EPSS exploit probability: 10% (95th percentile of EPSS-scored CVEs). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
Triggered by: NVD CVSS baseline
Sources: epss, nvd
7.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 10%CVSS: 7.8Exploit: Elevated riskExposed services: —
No fix is confirmed yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for the fix.
Internet exposure
The internet-exposure footprint is temporarily unavailable — the KEV-Exposure radar's record for this CVE could not be loaded just now. That is not a finding of zero exposed services; please retry shortly.
- CVSS v3
- 7.8
- EG Score
- 7.8HIGHmedium confidence
- EG Risk
- 56EG Risk 56/100CISA SSVC
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity78% × 45%Exploitation40% × 40%Automatability30% × 15%CISA SSVC: Track at low or medium mission impact; Track* or Attend at high (mission-essential systems).Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix. - EPSS PROB
- 10%
- EPSS %ILE
- 95th
- KEV
- Not listed
CISA SSVCTrack at low or medium mission impact; Track* or Attend at high (mission-essential systems).
No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
Exploitation public PoC (EG-KEV: elevated) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table
Published
December 18, 2019
Last Modified
November 21, 2024
References (16)
- product-security@applehttps://research.checkpoint.com/2019/select-code_execution-from-using-sqlite/
- product-security@applehttps://support.apple.com/HT210118
- product-security@applehttps://support.apple.com/HT210119
- product-security@applehttps://support.apple.com/HT210120
- product-security@applehttps://support.apple.com/HT210122
- product-security@applehttps://support.apple.com/HT210124
- product-security@applehttps://support.apple.com/HT210125
- product-security@applehttps://support.apple.com/HT210212
- af854a3a-2127-422b-91ae-364da2661108https://research.checkpoint.com/2019/select-code_execution-from-using-sqlite/
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT210118
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT210119
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT210120
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT210122
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT210124
- af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT210125
Related CVEs(same CWE)· as of October 4, 2026
Frequently asked(5)
What is CVE-2019-8577?
CVE-2019-8577 is a high vulnerability published on December 18, 2019. An input validation issue was addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1, iTunes for Windows 12.9.5, iCloud for Windows 7.12. An application may be able to gain elevated privileges.
When was CVE-2019-8577 disclosed?
CVE-2019-8577 was first published on December 18, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-8577 actively exploited?
CVE-2019-8577 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 10% probability of exploitation in the next 30 days (95th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2019-8577?
CVE-2019-8577 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2019-8577?
No fix for CVE-2019-8577 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix.
Dependency Blast Radius
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