#VU26448 Information disclosure in Apple iOS and iPadOS - CVE-2020-9780

Vulnerability identifier: #VU26448

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-9780

CWE-ID: CWE-200

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Apple iOS
Operating systems & Components / Operating system
iPadOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to improper cleared application previews when content is deleted. A local user can view deleted content in the app switcher.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apple iOS: 13.0 17A577, 13.1.1 17A854 - 13.1.3 17A878, 13.2.2 17B102 - 13.2.3 17B111, 13.3 17C54 - 13.3.1 17D50

iPadOS: 13.1.1 - 13.1.3, 13.2 - 13.2.3, 13.3 - 13.3.1

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External links
https://seclists.org/fulldisclosure/2020/Mar/28
https://support.apple.com/en-hk/HT211102

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.