With enabled ‘wide links’ Samba follows symbolic links on the server side, therefore allowing clients to overwrite arbitrary files (CVE-2010-0926). This update changes the default setting to have ‘wide links’ disabled by default. The new default only works if ‘wide links’ is not set explicitly in smb.conf.
Due to a race condition in mount.cifs a local attacker could corrupt /etc/mtab if mount.cifs is installed setuid root. mount.cifs is not setuid root by default and it’s not recommended to change that.
(CVE-2010-0547)
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SuSE 11 update information. The text itself is
# copyright (C) Novell, Inc.
#
if (NASL_LEVEL < 3000) exit(0);
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(45130);
script_version("1.12");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");
script_cve_id("CVE-2010-0547", "CVE-2010-0926");
script_name(english:"SuSE 11 Security Update : Samba (SAT Patch Number 2126)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:"The remote SuSE 11 host is missing one or more security updates."
);
script_set_attribute(
attribute:"description",
value:
"With enabled 'wide links' Samba follows symbolic links on the server
side, therefore allowing clients to overwrite arbitrary files
(CVE-2010-0926). This update changes the default setting to have 'wide
links' disabled by default. The new default only works if 'wide links'
is not set explicitly in smb.conf.
Due to a race condition in mount.cifs a local attacker could corrupt
/etc/mtab if mount.cifs is installed setuid root. mount.cifs is not
setuid root by default and it's not recommended to change that.
(CVE-2010-0547)"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.novell.com/show_bug.cgi?id=577868"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.novell.com/show_bug.cgi?id=577925"
);
script_set_attribute(
attribute:"see_also",
value:"http://support.novell.com/security/cve/CVE-2010-0547.html"
);
script_set_attribute(
attribute:"see_also",
value:"http://support.novell.com/security/cve/CVE-2010-0926.html"
);
script_set_attribute(attribute:"solution", value:"Apply SAT patch number 2126.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:S/C:P/I:N/A:N");
script_cwe_id(20, 22);
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:cifs-mount");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:ldapsmb");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:libsmbclient0");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:libsmbclient0-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:libtalloc1");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:libtalloc1-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:libtdb1");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:libtdb1-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:libwbclient0");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:libwbclient0-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:samba");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:samba-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:samba-client");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:samba-client-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:samba-krb-printing");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:samba-vscan");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:samba-winbind");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:samba-winbind-32bit");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:11");
script_set_attribute(attribute:"patch_publication_date", value:"2010/03/12");
script_set_attribute(attribute:"plugin_publication_date", value:"2010/03/23");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2010-2021 Tenable Network Security, Inc.");
script_family(english:"SuSE Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/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);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release !~ "^(SLED|SLES)11") audit(AUDIT_OS_NOT, "SuSE 11");
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SuSE 11", cpu);
pl = get_kb_item("Host/SuSE/patchlevel");
if (pl) audit(AUDIT_OS_NOT, "SuSE 11.0");
flag = 0;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"cifs-mount-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"libsmbclient0-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"libtalloc1-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"libtdb1-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"libwbclient0-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"samba-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"samba-client-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"samba-krb-printing-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"samba-vscan-0.3.6b-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"i586", reference:"samba-winbind-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"cifs-mount-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"libsmbclient0-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"libsmbclient0-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"libtalloc1-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"libtalloc1-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"libtdb1-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"libtdb1-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"libwbclient0-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"libwbclient0-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"samba-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"samba-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"samba-client-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"samba-client-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"samba-krb-printing-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"samba-vscan-0.3.6b-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"samba-winbind-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLED11", sp:0, cpu:"x86_64", reference:"samba-winbind-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"cifs-mount-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"ldapsmb-1.34b-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"libsmbclient0-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"libtalloc1-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"libtdb1-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"libwbclient0-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"samba-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"samba-client-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"samba-krb-printing-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, reference:"samba-winbind-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"s390x", reference:"libsmbclient0-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"s390x", reference:"libtalloc1-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"s390x", reference:"libtdb1-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"s390x", reference:"libwbclient0-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"s390x", reference:"samba-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"s390x", reference:"samba-client-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"s390x", reference:"samba-winbind-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"x86_64", reference:"libsmbclient0-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"x86_64", reference:"libtalloc1-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"x86_64", reference:"libtdb1-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"x86_64", reference:"libwbclient0-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"x86_64", reference:"samba-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"x86_64", reference:"samba-client-32bit-3.2.7-11.9.1")) flag++;
if (rpm_check(release:"SLES11", sp:0, cpu:"x86_64", reference:"samba-winbind-32bit-3.2.7-11.9.1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_note(port:0, extra:rpm_report_get());
else security_note(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
Vendor | Product | Version | CPE |
---|---|---|---|
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:cifs-mount |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:ldapsmb |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:libsmbclient0 |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:libsmbclient0-32bit |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:libtalloc1 |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:libtalloc1-32bit |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:libtdb1 |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:libtdb1-32bit |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:libwbclient0 |
novell | suse_linux | 11 | p-cpe:/a:novell:suse_linux:11:libwbclient0-32bit |