Vulnerability Description
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
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libarchive | Libarchive | >= 3.1.0, < 3.4.0 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Fedoraproject | Fedora | 28 |
| Opensuse | Leap | 15.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00015.html
- http://www.securityfocus.com/bid/106324Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2298Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3698
- https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909PatchThird Party Advisory
- https://github.com/libarchive/libarchive/pull/1105Third Party Advisory
- https://github.com/libarchive/libarchive/pull/1105/commits/bfcfe6f04ed20db2504dbPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/12/msg00011.htmlThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://usn.ubuntu.com/3859-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4360Third Party Advisory
FAQ
What is CVE-2018-1000878?
CVE-2018-1000878 is a vulnerability with a CVSS score of 8.8 (HIGH). 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_fo...
How severe is CVE-2018-1000878?
CVE-2018-1000878 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-1000878?
Check the references section above for vendor advisories and patch information. Affected products include: Libarchive Libarchive, Debian Debian Linux, Canonical Ubuntu Linux, Fedoraproject Fedora, Opensuse Leap.