CVE-2017-2390 - Improper Link Resolution Before File Access ('Link Following')

Severity

21%

Complexity

39%

Confidentiality

48%

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves symlink mishandling in the "libarchive" component. It allows local users to change arbitrary directory permissions via unspecified vectors.

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS before 10.2 is affected. watchOS before 3.2 is affected. The issue involves symlink mishandling in the "libarchive" component. It allows local users to change arbitrary directory permissions via unspecified vectors.

CVSS 3.0 Base Score 5.5. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N).

CVSS 2.0 Base Score 2.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:P/A:N).

Overview

First reported 7 years ago

2017-04-02 01:59:00

Last updated 5 years ago

2019-10-03 00:03:00

Affected Software

Apple Mac OS X

References

97137

Third Party Advisory, VDB Entry

1038138

https://support.apple.com/HT207601

Vendor Advisory

https://support.apple.com/HT207602

Vendor Advisory

https://support.apple.com/HT207615

Vendor Advisory

https://support.apple.com/HT207617

Vendor Advisory

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