Amazon Linux 2 : libarchive (ALAS-2019-1325)
high Nessus Plugin ID 130222
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Synopsis
The remote Amazon Linux 2 host is missing a security update.Description
libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.(CVE-2017-14503)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.(CVE-2018-1000877)
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.(CVE-2018-1000878)
libarchive version commit bf9aec176c6748f0ee7a678c5f9f9555b9a757c1 onwards (release v3.0.2 onwards) contains a CWE-125: Out-of-bounds Read vulnerability in 7zip decompression, archive_read_support_format_7zip.c, header_bytes() that can result in a crash (denial of service). This attack appears to be exploitable via the victim opening a specially crafted 7zip file.(CVE-2019-1000019)
libarchive version commit 5a98dcf8a86364b3c2c469c85b93647dfb139961 onwards (version v2.8.0 onwards) contains a CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in ISO9660 parser, archive_read_support_format_iso9660.c, read_CE()/parse_rockridge() that can result in DoS by infinite loop.
This attack appears to be exploitable via the victim opening a specially crafted ISO9660 file.(CVE-2019-1000020)
Solution
Run 'yum update libarchive' to update your system.See Also
Plugin Details
Severity: High
ID: 130222
File Name: al2_ALAS-2019-1325.nasl
Version: 1.2
Type: local
Agent: unix
Published: 10/25/2019
Updated: 12/18/2019
Dependencies: ssh_get_info.nasl
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Temporal Vector: E:U/RL:OF/RC:C
CVSS v3
Risk Factor: High
Base Score: 8.8
Temporal Score: 7.7
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Temporal Vector: E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:bsdcpio, p-cpe:/a:amazon:linux:bsdtar, p-cpe:/a:amazon:linux:libarchive, p-cpe:/a:amazon:linux:libarchive-debuginfo, p-cpe:/a:amazon:linux:libarchive-devel, cpe:/o:amazon:linux:2
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 10/23/2019
Vulnerability Publication Date: 9/17/2017
Reference Information
CVE: CVE-2017-14503, CVE-2018-1000877, CVE-2018-1000878, CVE-2019-1000019, CVE-2019-1000020
ALAS: 2019-1325