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CVE-2018-1000880

Date: December 20, 2018

libarchive version commit 9693801580c0cf7c70e862d305270a16b52826a7 onwards (release v3.2.0 onwards) contains a CWE-20: Improper Input Validation vulnerability in WARC parser - libarchive/archive_read_support_format_warc.c, _warc_read() that can result in DoS - quasi-infinite run time and disk usage from tiny file. This attack appear to be exploitable via the victim must open a specially crafted WARC file.

Language: C

Severity Score

Related Resources (13)

https://github.com/libarchive/libarchive/pull/1105/commits/9c84b7426660c09c18cc349f6d70b5f8168b5680
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html
https://www.debian.org/security/2018/dsa-4360
https://access.redhat.com/security/cve/CVE-2018-1000880
http://www.securityfocus.com/bid/106324
https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W645KCLWFDBDGFJHG57WOVXGE62QSIJI/
https://usn.ubuntu.com/3859-1/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVXA7PHINVT6DFF6PRLTDTVTXKDLVHNF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBOCC2M6YGPZA6US43YK4INPSJZZHRTG/
https://nvd.nist.gov/vuln/detail/CVE-2018-1000880
https://github.com/libarchive/libarchive/pull/1105
https://www.mend.io/vulnerability-database/CVE-2018-1000880

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Double Free

CWE-415

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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