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CVE-2020-16127

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CVE-2020-16127

Published: Nov 11, 2020

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

2.8

LOW

Description

An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ubuntu13.2, among other earlier versions, would perform unbounded read operations on user-controlled ~/.pam_environment files, allowing an infinite loop if /dev/zero is symlinked to this location.

VendorProductVersions

Freedesktop

accountsservice

affected
0.6.35-0ubuntu7.3 - < 0.6.35-0ubuntu7.3+esm2
affected
0.6.40-2ubuntu11 - < 0.6.40-2ubuntu11.6
affected
0.6.45-1ubuntu1 - < 0.6.45-1ubuntu1.3
affected
0.6.55-0ubuntu - < 0.6.55-0ubuntu12~20.04.4
affected
0.6.55-0ubuntu13 - < 0.6.55-0ubuntu13.2

Weaknesses (CWE)

CWE-20

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

References

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