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CVE
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CVE-2018-1000878Date: (C)2019-05-30   (M)2023-12-22


libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-416: Use After Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c that can result in Crash/DoS - it is unknown if RCE is possible. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 8.8CVSS Score : 6.8
Exploit Score: 2.8Exploit Score: 8.6
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: MEDIUM
Privileges Required: NONEAuthentication: NONE
User Interaction: REQUIREDConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
BID-106324
DSA-4360
FEDORA-2019-0233ec0ff3
FEDORA-2019-c595a93536
FEDORA-2019-fbe83d0e32
RHSA-2019:2298
RHSA-2019:3698
USN-3859-1
https://lists.debian.org/debian-lts-announce/2018/12/msg00011.html
https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909
https://github.com/libarchive/libarchive/pull/1105
https://github.com/libarchive/libarchive/pull/1105/commits/bfcfe6f04ed20db2504db8a254d1f40a1d84eb28
openSUSE-SU-2019:1196
openSUSE-SU-2019:2615
openSUSE-SU-2019:2632

CPE    9
cpe:/o:debian:debian_linux:9.0
cpe:/o:debian:debian_linux:8.0
cpe:/o:canonical:ubuntu_linux:18.04::~~lts~~~
cpe:/o:redhat:enterprise_linux_server:7.0
...
CWE    1
CWE-416
OVAL    18
oval:org.secpod.oval:def:503386
oval:org.secpod.oval:def:89003184
oval:org.secpod.oval:def:2103515
oval:org.secpod.oval:def:66492
...

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