A vulnerability has been found and corrected in freeradius :
Stack-based buffer overflow in the cbtls_verify function in FreeRADIUS 2.1.10 through 2.1.12, when using TLS-based EAP methods, allows remote attackers to cause a denial of service (server crash) and possibly execute arbitrary code via a long not after timestamp in a client certificate (CVE-2012-3547).
The updated packages have been patched to correct this issue.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Mandriva Linux Security Advisory MDVSA-2012:159.
# The text itself is copyright (C) Mandriva S.A.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(62425);
script_version("1.8");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");
script_cve_id("CVE-2012-3547");
script_bugtraq_id(55483);
script_xref(name:"MDVSA", value:"2012:159");
script_name(english:"Mandriva Linux Security Advisory : freeradius (MDVSA-2012:159)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:
"The remote Mandriva Linux host is missing one or more security
updates."
);
script_set_attribute(
attribute:"description",
value:
"A vulnerability has been found and corrected in freeradius :
Stack-based buffer overflow in the cbtls_verify function in FreeRADIUS
2.1.10 through 2.1.12, when using TLS-based EAP methods, allows remote
attackers to cause a denial of service (server crash) and possibly
execute arbitrary code via a long not after timestamp in a client
certificate (CVE-2012-3547).
The updated packages have been patched to correct this issue."
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:ND/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:freeradius");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:freeradius-krb5");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:freeradius-ldap");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:freeradius-mysql");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:freeradius-postgresql");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:freeradius-sqlite");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:freeradius-unixODBC");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:freeradius-web");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64freeradius-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64freeradius1");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libfreeradius-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libfreeradius1");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2011");
script_set_attribute(attribute:"patch_publication_date", value:"2012/10/03");
script_set_attribute(attribute:"plugin_publication_date", value:"2012/10/04");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2012-2021 Tenable Network Security, Inc.");
script_family(english:"Mandriva Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/Mandrake/release", "Host/Mandrake/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Mandrake/release")) audit(AUDIT_OS_NOT, "Mandriva / Mandake Linux");
if (!get_kb_item("Host/Mandrake/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^(amd64|i[3-6]86|x86_64)$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Mandriva / Mandrake Linux", cpu);
flag = 0;
if (rpm_check(release:"MDK2011", reference:"freeradius-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"freeradius-krb5-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"freeradius-ldap-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"freeradius-mysql-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"freeradius-postgresql-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"freeradius-sqlite-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"freeradius-unixODBC-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"freeradius-web-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", cpu:"x86_64", reference:"lib64freeradius-devel-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", cpu:"x86_64", reference:"lib64freeradius1-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", cpu:"i386", reference:"libfreeradius-devel-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", cpu:"i386", reference:"libfreeradius1-2.1.11-1.2-mdv2011.0", yank:"mdv")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
else security_warning(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");