Vulnerability Details : CVE-2018-1000877
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.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2018-1000877
Probability of exploitation activity in the next 30 days: 1.60%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 86 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-1000877
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-1000877
-
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1000877
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http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00015.html
[security-announce] openSUSE-SU-2019:2632-1: moderate: Security update f
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https://github.com/libarchive/libarchive/pull/1105/commits/021efa522ad729ff0f5806c4ce53e4a6cc1daa31
Fix various crash, memory corruption and infinite loop conditions by daxtens · Pull Request #1105 · libarchive/libarchive · GitHubPatch;Third Party Advisory
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https://www.debian.org/security/2018/dsa-4360
Debian -- Security Information -- DSA-4360-1 libarchiveThird Party Advisory
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https://usn.ubuntu.com/3859-1/
USN-3859-1: libarchive vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.securityfocus.com/bid/106324
Libarchive Multiple Denial Of Service VulnerabilitiesThird Party Advisory;VDB Entry
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W645KCLWFDBDGFJHG57WOVXGE62QSIJI/
[SECURITY] Fedora 30 Update: libarchive-3.3.3-6.fc30 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://lists.debian.org/debian-lts-announce/2018/12/msg00011.html
[SECURITY] [DLA 1612-1] libarchive security updateThird Party Advisory
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https://access.redhat.com/errata/RHSA-2019:3698
RHSA-2019:3698 - Security Advisory - Red Hat Customer Portal
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https://github.com/libarchive/libarchive/pull/1105
Fix various crash, memory corruption and infinite loop conditions by daxtens · Pull Request #1105 · libarchive/libarchive · GitHubThird Party Advisory
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https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909
Bug #1794909 “Memory corruption in RAR decoder” : Bugs : libarchive package : UbuntuThird Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00012.html
[security-announce] openSUSE-SU-2019:2615-1: moderate: Security update f
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CBOCC2M6YGPZA6US43YK4INPSJZZHRTG/
[SECURITY] Fedora 28 Update: libarchive-3.3.3-6.fc28 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZVXA7PHINVT6DFF6PRLTDTVTXKDLVHNF/
[SECURITY] Fedora 29 Update: libarchive-3.3.3-6.fc29 - package-announce - Fedora Mailing-ListsMailing List;Release Notes;Third Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00055.html
[security-announce] openSUSE-SU-2019:1196-1: moderate: Security update fMailing List;Third Party Advisory
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https://access.redhat.com/errata/RHSA-2019:2298
RHSA-2019:2298 - Security Advisory - Red Hat Customer PortalThird Party Advisory
Products affected by CVE-2018-1000877
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
- cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*