The remote Rocky Linux 8 host is affected by a vulnerability in GNOME libgfbgraph through 0.2.4, enabling network MITM attacks due to lack of TLS certificate verification
Reporter | Title | Published | Views | Family All 102 |
---|---|---|---|---|
![]() | CVE-2021-39358 | 22 Aug 202118:47 | – | cvelist |
![]() | CVE-2016-20011 | 25 May 202120:09 | – | cvelist |
![]() | CVE-2021-39360 | 22 Aug 202118:46 | – | cvelist |
![]() | CVE-2021-39365 | 22 Aug 202121:18 | – | cvelist |
![]() | CVE-2021-39359 | 22 Aug 202100:00 | – | cvelist |
![]() | CVE-2021-39361 | 22 Aug 202118:46 | – | cvelist |
![]() | Updated gfbgraph packages fix security vulnerability | 2 Dec 202119:49 | – | mageia |
![]() | Updated libgrss packages fix security vulnerability | 12 Jul 202123:26 | – | mageia |
![]() | SUSE SLED15 / SLES15 Security Update : gfbgraph (SUSE-SU-2022:2876-1) | 24 Aug 202200:00 | – | nessus |
![]() | AlmaLinux 8 : gfbgraph (ALSA-2022:1801) | 12 May 202200:00 | – | nessus |
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# Rocky Linux Security Advisory RLSA-2022:1801.
##
include('compat.inc');
if (description)
{
script_id(184593);
script_version("1.0");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/11/06");
script_cve_id("CVE-2021-39358");
script_xref(name:"RLSA", value:"2022:1801");
script_name(english:"Rocky Linux 8 : gfbgraph (RLSA-2022:1801)");
script_set_attribute(attribute:"synopsis", value:
"The remote Rocky Linux host is missing a security update.");
script_set_attribute(attribute:"description", value:
"The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the
RLSA-2022:1801 advisory.
- In GNOME libgfbgraph through 0.2.4, gfbgraph-photo.c does not enable TLS certificate verification on the
SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: this is
similar to CVE-2016-20011. (CVE-2021-39358)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
script_set_attribute(attribute:"see_also", value:"https://errata.rockylinux.org/RLSA-2022:1801");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1997139");
script_set_attribute(attribute:"solution", value:
"Update the affected gfbgraph, gfbgraph-debuginfo and / or gfbgraph-debugsource packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-39358");
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:"2021/08/22");
script_set_attribute(attribute:"patch_publication_date", value:"2022/05/10");
script_set_attribute(attribute:"plugin_publication_date", value:"2023/11/06");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:rocky:linux:gfbgraph");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:rocky:linux:gfbgraph-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:rocky:linux:gfbgraph-debugsource");
script_set_attribute(attribute:"cpe", value:"cpe:/o:rocky:linux:8");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Rocky Linux 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/RockyLinux/release", "Host/RockyLinux/rpm-list", "Host/cpu");
exit(0);
}
include('rpm.inc');
if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/RockyLinux/release');
if (isnull(os_release) || 'Rocky Linux' >!< os_release) audit(AUDIT_OS_NOT, 'Rocky Linux');
var os_ver = pregmatch(pattern: "Rocky(?: Linux)? release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Rocky Linux');
os_ver = os_ver[1];
if (! preg(pattern:"^8([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, 'Rocky Linux 8.x', 'Rocky Linux ' + os_ver);
if (!get_kb_item('Host/RockyLinux/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Rocky Linux', cpu);
var pkgs = [
{'reference':'gfbgraph-0.2.4-1.el8', 'cpu':'i686', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'gfbgraph-0.2.4-1.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'gfbgraph-debuginfo-0.2.4-1.el8', 'cpu':'i686', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'gfbgraph-debuginfo-0.2.4-1.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'gfbgraph-debugsource-0.2.4-1.el8', 'cpu':'i686', 'release':'8', 'rpm_spec_vers_cmp':TRUE},
{'reference':'gfbgraph-debugsource-0.2.4-1.el8', 'cpu':'x86_64', 'release':'8', 'rpm_spec_vers_cmp':TRUE}
];
var flag = 0;
foreach var package_array ( pkgs ) {
var reference = NULL;
var _release = NULL;
var sp = NULL;
var _cpu = NULL;
var el_string = NULL;
var rpm_spec_vers_cmp = NULL;
var epoch = NULL;
var allowmaj = NULL;
var exists_check = NULL;
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (!empty_or_null(package_array['release'])) _release = 'Rocky-' + package_array['release'];
if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
if (reference && _release && (!exists_check || rpm_exists(release:_release, rpm:exists_check))) {
if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
}
}
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
var tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'gfbgraph / gfbgraph-debuginfo / gfbgraph-debugsource');
}
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