The remote Debian 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-3394 advisory.
PJSIP is a free and open source multimedia communication library written in C. A buffer overflow vulnerability in versions 2.12 and prior affects applications that use PJSIP DNS resolution. It doesn’t affect PJSIP users who utilize an external resolver. This vulnerability is related to CVE-2023-27585. The difference is that this issue is in parsing the query record parse_rr()
, while the issue in CVE-2023-27585 is in parse_query()
. A patch is available in the master
branch of the pjsip/pjproject
GitHub repository. A workaround is to disable DNS resolution in PJSIP config (by setting nameserver_count
to zero) or use an external resolver instead. (CVE-2022-24793)
PJSIP is a free and open source multimedia communication library written in C. A buffer overflow vulnerability in versions 2.13 and prior affects applications that use PJSIP DNS resolver. It doesn’t affect PJSIP users who do not utilise PJSIP DNS resolver. This vulnerability is related to CVE-2022-24793.
The difference is that this issue is in parsing the query record parse_query()
, while the issue in CVE-2022-24793 is in parse_rr()
. A patch is available as commit d1c5e4d
in the master
branch. A workaround is to disable DNS resolution in PJSIP config (by setting nameserver_count
to zero) or use an external resolver implementation instead. (CVE-2023-27585)
Note that Nessus has not tested for these issues but has instead relied only on the application’s self-reported version number.
#%NASL_MIN_LEVEL 80900
#
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory dla-3394. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('compat.inc');
if (description)
{
script_id(174683);
script_version("1.0");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/04/25");
script_cve_id("CVE-2022-24793", "CVE-2023-27585");
script_name(english:"Debian DLA-3394-1 : asterisk - LTS security update");
script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing one or more security-related updates.");
script_set_attribute(attribute:"description", value:
"The remote Debian 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the
dla-3394 advisory.
- PJSIP is a free and open source multimedia communication library written in C. A buffer overflow
vulnerability in versions 2.12 and prior affects applications that use PJSIP DNS resolution. It doesn't
affect PJSIP users who utilize an external resolver. This vulnerability is related to CVE-2023-27585. The
difference is that this issue is in parsing the query record `parse_rr()`, while the issue in
CVE-2023-27585 is in `parse_query()`. A patch is available in the `master` branch of the `pjsip/pjproject`
GitHub repository. A workaround is to disable DNS resolution in PJSIP config (by setting
`nameserver_count` to zero) or use an external resolver instead. (CVE-2022-24793)
- PJSIP is a free and open source multimedia communication library written in C. A buffer overflow
vulnerability in versions 2.13 and prior affects applications that use PJSIP DNS resolver. It doesn't
affect PJSIP users who do not utilise PJSIP DNS resolver. This vulnerability is related to CVE-2022-24793.
The difference is that this issue is in parsing the query record `parse_query()`, while the issue in
CVE-2022-24793 is in `parse_rr()`. A patch is available as commit `d1c5e4d` in the `master` branch. A
workaround is to disable DNS resolution in PJSIP config (by setting `nameserver_count` to zero) or use an
external resolver implementation instead. (CVE-2023-27585)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/source-package/asterisk");
script_set_attribute(attribute:"see_also", value:"https://www.debian.org/lts/security/2023/dla-3394");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2022-24793");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2023-27585");
script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/buster/asterisk");
script_set_attribute(attribute:"solution", value:
"Upgrade the asterisk packages.
For Debian 10 buster, this problem has been fixed in version 1");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-24793");
script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2023-27585");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2022/04/06");
script_set_attribute(attribute:"patch_publication_date", value:"2023/04/19");
script_set_attribute(attribute:"plugin_publication_date", value:"2023/04/25");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-config");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-dahdi");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-dev");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-doc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-mobile");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-modules");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-mp3");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-mysql");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-ooh323");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-tests");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-voicemail");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-voicemail-imapstorage");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-voicemail-odbcstorage");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:asterisk-vpb");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:10.0");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Debian Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");
exit(0);
}
include('debian_package.inc');
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);
var debian_release = get_kb_item('Host/Debian/release');
if ( isnull(debian_release) ) audit(AUDIT_OS_NOT, 'Debian');
debian_release = chomp(debian_release);
if (! preg(pattern:"^(10)\.[0-9]+", string:debian_release)) audit(AUDIT_OS_NOT, 'Debian 10.0', 'Debian ' + debian_release);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Debian', cpu);
var pkgs = [
{'release': '10.0', 'prefix': 'asterisk', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-config', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-dahdi', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-dev', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-doc', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-mobile', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-modules', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-mp3', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-mysql', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-ooh323', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-tests', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-voicemail', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-voicemail-imapstorage', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-voicemail-odbcstorage', 'reference': '1:16.28.0~dfsg-0+deb10u3'},
{'release': '10.0', 'prefix': 'asterisk-vpb', 'reference': '1:16.28.0~dfsg-0+deb10u3'}
];
var flag = 0;
foreach package_array ( pkgs ) {
var _release = NULL;
var prefix = NULL;
var reference = NULL;
if (!empty_or_null(package_array['release'])) _release = package_array['release'];
if (!empty_or_null(package_array['prefix'])) prefix = package_array['prefix'];
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (_release && prefix && reference) {
if (deb_check(release:_release, prefix:prefix, reference:reference)) flag++;
}
}
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : deb_report_get()
);
exit(0);
}
else
{
var tested = deb_pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'asterisk / asterisk-config / asterisk-dahdi / asterisk-dev / etc');
}
Vendor | Product | Version | CPE |
---|---|---|---|
debian | debian_linux | asterisk | p-cpe:/a:debian:debian_linux:asterisk |
debian | debian_linux | asterisk-config | p-cpe:/a:debian:debian_linux:asterisk-config |
debian | debian_linux | asterisk-dahdi | p-cpe:/a:debian:debian_linux:asterisk-dahdi |
debian | debian_linux | asterisk-dev | p-cpe:/a:debian:debian_linux:asterisk-dev |
debian | debian_linux | asterisk-doc | p-cpe:/a:debian:debian_linux:asterisk-doc |
debian | debian_linux | asterisk-mobile | p-cpe:/a:debian:debian_linux:asterisk-mobile |
debian | debian_linux | asterisk-modules | p-cpe:/a:debian:debian_linux:asterisk-modules |
debian | debian_linux | asterisk-mp3 | p-cpe:/a:debian:debian_linux:asterisk-mp3 |
debian | debian_linux | asterisk-mysql | p-cpe:/a:debian:debian_linux:asterisk-mysql |
debian | debian_linux | asterisk-ooh323 | p-cpe:/a:debian:debian_linux:asterisk-ooh323 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24793
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-27585
packages.debian.org/source/buster/asterisk
security-tracker.debian.org/tracker/CVE-2022-24793
security-tracker.debian.org/tracker/CVE-2023-27585
security-tracker.debian.org/tracker/source-package/asterisk
www.debian.org/lts/security/2023/dla-3394