CVE-2020-0452

Publication date 6 November 2020

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

In exif_entry_get_value of exif-entry.c, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution if a third party app used this library to process remote image data with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-159625731

Status

Package Ubuntu Release Status
libexif 20.10 groovy
Fixed 0.6.22-2ubuntu0.1
20.04 LTS focal
Fixed 0.6.21-6ubuntu0.4
18.04 LTS bionic
Fixed 0.6.21-4ubuntu0.6
16.04 LTS xenial
Fixed 0.6.21-2ubuntu0.6
14.04 LTS trusty

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
libexif

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-4624-1
    • libexif vulnerability
    • 10 November 2020

Other references