Medium severity · published Dec 20, 2018
CVE-2018-1000879
libarchive version commit 379867ecb330b3a952fb7bfa7bffb7bbd5547205 onwards (release v3.3.0 onwards) contains a CWE-476: NULL Pointer Dereference vulnerability in ACL parser -…
6.5
CVSS
3.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.4% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
28; 29; 30 · source: NVD
LE
Leap · Opensuse
15.0 · source: NVD
LI
Libarchive · Libarchive
3.3.0 before 3.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1000879
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1000879
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html
Third Party Advisory
http://www.securityfocus.com/bid/106324
Patch
https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909
Third Party Advisory
https://github.com/libarchive/libarchive/pull/1105
Patch
https://github.com/libarchive/libarchive/pull/1105/commits/15bf44fd2c1ad0e3fd87048b3fcc90c4dcff1175
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBOCC2M6YGPZA6US43YK4INPSJZZHRTG/
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