Vulnerability DatabaseCVE-2018-1000877
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CVE-2018-1000877
December 20, 2018
libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-415: Double Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c, parse_codes(), realloc(rar->lzss.window, new_size) with new_size = 0 that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.
Related Resources (17)
https://access.redhat.com/errata/RHSA-2019:2298
https://lists.debian.org/debian-lts-announce/2018/12/msg00011.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVXA7PHINVT6DFF6PRLTDTVTXKDLVHNF/
https://security-tracker.debian.org/tracker/CVE-2018-1000877
http://www.securityfocus.com/bid/106324
https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html
https://access.redhat.com/errata/RHSA-2019:3698
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00012.html
https://github.com/libarchive/libarchive/pull/1105
https://github.com/libarchive/libarchive/pull/1105/commits/021efa522ad729ff0f5806c4ce53e4a6cc1daa31
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBOCC2M6YGPZA6US43YK4INPSJZZHRTG/
https://www.debian.org/security/2018/dsa-4360
https://usn.ubuntu.com/3859-1/
https://access.redhat.com/security/cve/CVE-2018-1000877
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W645KCLWFDBDGFJHG57WOVXGE62QSIJI/
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
CVSS v2
Base Score:
6.8
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Weakness Type (CWE)
Double Free
CWE-415
EPSS
Base Score:
1.77