Vulnerability CVE-2018-1000879
Published: 2018-12-20

Description:
libarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3.3.0 onwards) contains a CWE-476: NULL Pointer Dereference vulnerability in ACL parser - libarchive/archive_acl.c, archive_acl_from_text_l() that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted archive file.

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Libarchive -> Libarchive 
Fedoraproject -> Fedora 

 References:
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html
http://www.securityfocus.com/bid/106324
https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909
https://github.com/libarchive/libarchive/pull/1105
https://github.com/libarchive/libarchive/pull/1105/commits/15bf44fd2c1ad0e3fd87048b3fcc90c4dcff1175
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CBOCC2M6YGPZA6US43YK4INPSJZZHRTG/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W645KCLWFDBDGFJHG57WOVXGE62QSIJI/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZVXA7PHINVT6DFF6PRLTDTVTXKDLVHNF/
Copyright 2024, cxsecurity.com

 

Back to Top