High severity · published Dec 20, 2018
CVE-2018-1000877
libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-415: Double Free vulnerability in RAR decoder -…
8.8
CVSS
4.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.6% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
FE
Fedora · Fedoraproject
28; 29; 30 · source: NVD
LI
Libarchive · Libarchive
3.1.0 before 3.4.0 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04; 18.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1000877
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1000877
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00012.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00015.html
Third Party Advisory
http://www.securityfocus.com/bid/106324
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2298
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:3698
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