CVE-2020-9794

mediumpriority · track · 33EPSS 0.016 · 76 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.62% (76th) EPSS

CVSS 5.8 · medium

Is it mine?

24 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-29

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5, iTunes 12.10.7 for Windows, iCloud for Windows 11.2, iCloud for Windows 7.19. A malicious application may cause a denial of service or potentially disclose memory contents.

cvss

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

8.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.8–8.1

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:N/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 4.9

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.2

v3.18.1highAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.17.4highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-125USprimaryCWE-125US

affected products (24)

Products and version ranges known to be affected.

Apple IOSunspecified → iOS 13.5 and iPadOS 13.5enisa_euvdEU
Apple iCloud for Windowsunspecified → iCloud for Windows 11.2enisa_euvdEU
Apple iCloud for Windows (Legacy)unspecified → iCloud for Windows 7.19enisa_euvdEU
Apple iTunes for Windowsunspecified → iTunes 12.10.7 for Windowsenisa_euvdEU
Apple macOSunspecified → macOS Catalina 10.15.5enisa_euvdEU
Apple tvOSunspecified → tvOS 13.4.5enisa_euvdEU
Apple watchOSunspecified → watchOS 6.2.5enisa_euvdEU
Apache Software Foundation FtpServer≤ 1.1.1fstec_bduRU
Apple Inc. MacOS≤ 10.15.5fstec_bduRU
Apple Inc. iCloud≤ 7.19fstec_bduRU
Apple Inc. iCloud11.0 → 11.2fstec_bduRU
Apple Inc. iOS≤ 13.5fstec_bduRU
Apple Inc. iPadOS≤ 13.5fstec_bduRU
Apple Inc. iTunes≤ 12.10.7fstec_bduRU
Apple Inc. tvOS≤ 13.4.5fstec_bduRU
Apple Inc. watchOS≤ 6.2.5fstec_bduRU
apple icloud< 7.19nvdUScpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:*
apple icloud11.0 → 11.2nvdUScpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:*
apple ipados< 13.5nvdUScpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
apple iphone os< 13.5nvdUScpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

showing 20 of 24

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2020-06-09modified 2026-06-17

related (11,894)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-11645US	—OT critical	2.44% (84th)	KEV	2026-06-09
Out of bounds read and write in V8 in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium…
CVE-2026-3055US	critical9.8OT critical	91.5% (100th)	KEV	2026-03-23
Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread
CVE-2025-5777US	high7.5OT critical	100.0% (100th)	KEV	2025-06-17
Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
CVE-2025-5419US	—OT critical	7.49% (94th)	KEV	2025-06-03
Out of bounds read and write in V8 in Google Chrome prior to 137.0.7151.68 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium secur…
CVE-2025-24991US	—OT critical	2.02% (81st)	KEV	2025-03-11
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.

+11889 more

references (34)

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