Detections
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Alibaba Cloud Linux 3 : 0012: perl (ALINUX3-SA-2021:0012)
high Nessus Plugin ID 236646
Synopsis
The remote Alibaba Cloud Linux host is missing one or more security updates.Description
The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2021:0012 advisory.Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities:
CVE-2020-10543:
Perl before 5.30.3 on 32-bit platforms allows a heap-based buffer overflow because nested regular expression quantifiers have an integer overflow.
CVE-2020-10878:
Perl before 5.30.3 has an integer overflow related to mishandling of a PL_regkind[OP(n)] == NOTHING situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection.
CVE-2020-12723:
regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive S_study_chunk calls.
Tenable has extracted the preceding description block directly from the Alibaba Cloud Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the affected packages.See Also
http://mirrors.aliyun.com/alinux/3/cve/alinux3-sa-20210012.xml
Plugin Details
Severity: High
ID: 236646
File Name: alinux3_sa_2021-0012.nasl
Version: 1.2
Type: local
Published: 5/14/2025
Updated: 5/15/2025
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.7
CVSS v2
Risk Factor: High
Base Score: 7.5
Temporal Score: 5.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2020-10878
CVSS v3
Risk Factor: High
Base Score: 8.6
Temporal Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-test, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-extutils-embed, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-tests, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-devel-peek, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-io-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-devel-peek-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-libs, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-errno, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-macros, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-io-zlib, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-module-loaded, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-open, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-extutils-miniperl, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-math-complex, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-selfloader, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-debugsource, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-libs-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-time-piece, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-time-piece-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-memoize, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-attribute-handlers, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-pod-html, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-utils, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-devel-selfstubber, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-net-ping, cpe:/o:alibabacloud:alibaba_cloud_linux_3, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-libnetcfg, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-interpreter-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-io, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-locale-maketext-simple, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-devel, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:perl-interpreter
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/Alibaba/release, Host/Alibaba/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 2/25/2021
Vulnerability Publication Date: 6/2/2020