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CVE-2017-14166

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Date: September 6, 2017

libarchive 3.3.2 allows remote attackers to cause a denial of service (xml_data heap-based buffer over-read and application crash) via a crafted xar archive, related to the mishandling of empty strings in the atol8 function in archive_read_support_format_xar.c.

Language: C

Severity Score

Related Resources (10)

https://www.debian.org/security/2018/dsa-4360
https://nvd.nist.gov/vuln/detail/CVE-2017-14166
https://github.com/libarchive/libarchive/commit/fa7438a0ff4033e4741c807394a9af6207940d71
https://lists.debian.org/debian-lts-announce/2018/11/msg00037.html
https://access.redhat.com/security/cve/CVE-2017-14166
https://blogs.gentoo.org/ago/2017/09/06/libarchive-heap-based-buffer-overflow-in-xml_data-archive_read_support_format_xar-c/
https://security.gentoo.org/glsa/201908-11
https://usn.ubuntu.com/3736-1/
https://security-tracker.debian.org/tracker/CVE-2017-14166
https://www.mend.io/vulnerability-database/CVE-2017-14166

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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