A number of bugs were discovered in the NDR parsing support in Samba that is used to decode MS-RPC requests. A remote attacker could send a carefully crafted request that would cause a heap overflow, possibly leading to the ability to execute arbitrary code on the server (CVE-2007-2446).
A remote authenticated user could trigger a flaw where unescaped user input parameters were being passed as arguments to /bin/sh (CVE-2007-2447).
Finally, on Samba 3.0.23d and higher, when Samba translated SID to/from name using the Samba local list of user and group accounts, a logic error in smbd’s internal security stack could result in a transition to the root user id rather than the non-root user (CVE-2007-2444).
Update :
The fix for CVE-2007-2444 broke the behaviour of force group when the forced group is a local Unix group for domain member servers.
This update corrects that regression.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Mandrake Linux Security Advisory MDKSA-2007:104.
# The text itself is copyright (C) Mandriva S.A.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(25237);
script_version("1.19");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");
script_cve_id("CVE-2007-2444", "CVE-2007-2446", "CVE-2007-2447");
script_bugtraq_id(23972, 23973, 23974);
script_xref(name:"MDKSA", value:"2007:104-1");
script_name(english:"Mandrake Linux Security Advisory : samba (MDKSA-2007:104-1)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:
"The remote Mandrake Linux host is missing one or more security
updates."
);
script_set_attribute(
attribute:"description",
value:
"A number of bugs were discovered in the NDR parsing support in Samba
that is used to decode MS-RPC requests. A remote attacker could send a
carefully crafted request that would cause a heap overflow, possibly
leading to the ability to execute arbitrary code on the server
(CVE-2007-2446).
A remote authenticated user could trigger a flaw where unescaped user
input parameters were being passed as arguments to /bin/sh
(CVE-2007-2447).
Finally, on Samba 3.0.23d and higher, when Samba translated SID
to/from name using the Samba local list of user and group accounts, a
logic error in smbd's internal security stack could result in a
transition to the root user id rather than the non-root user
(CVE-2007-2444).
Update :
The fix for CVE-2007-2444 broke the behaviour of force group when the
forced group is a local Unix group for domain member servers.
This update corrects that regression."
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"exploit_framework_core", value:"true");
script_set_attribute(attribute:"metasploit_name", value:'Samba "username map script" Command Execution');
script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
script_set_attribute(attribute:"exploit_framework_canvas", value:"true");
script_set_attribute(attribute:"canvas_package", value:'CANVAS');
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64smbclient0");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64smbclient0-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64smbclient0-static-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libsmbclient0");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libsmbclient0-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libsmbclient0-static-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:mount-cifs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:nss_wins");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-client");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-doc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-server");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-smbldap-tools");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-swat");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-vscan-clamav");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-vscan-icap");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:samba-winbind");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2007");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2007.1");
script_set_attribute(attribute:"patch_publication_date", value:"2007/05/23");
script_set_attribute(attribute:"plugin_publication_date", value:"2007/05/16");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2007-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
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:"MDK2007.0", cpu:"x86_64", reference:"lib64smbclient0-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", cpu:"x86_64", reference:"lib64smbclient0-devel-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", cpu:"x86_64", reference:"lib64smbclient0-static-devel-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", cpu:"i386", reference:"libsmbclient0-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", cpu:"i386", reference:"libsmbclient0-devel-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", cpu:"i386", reference:"libsmbclient0-static-devel-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"mount-cifs-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"nss_wins-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-client-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-common-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-doc-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-server-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-smbldap-tools-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-swat-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-vscan-clamav-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-vscan-icap-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.0", reference:"samba-winbind-3.0.23d-2.3mdv2007.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", cpu:"x86_64", reference:"lib64smbclient0-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", cpu:"x86_64", reference:"lib64smbclient0-devel-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", cpu:"x86_64", reference:"lib64smbclient0-static-devel-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", cpu:"i386", reference:"libsmbclient0-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", cpu:"i386", reference:"libsmbclient0-devel-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", cpu:"i386", reference:"libsmbclient0-static-devel-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"mount-cifs-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"nss_wins-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-client-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-common-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-doc-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-server-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-smbldap-tools-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-swat-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-vscan-clamav-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-vscan-icap-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"samba-winbind-3.0.24-2.2mdv2007.1", yank:"mdv")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
else security_hole(0);
exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
Vendor | Product | Version | CPE |
---|---|---|---|
mandriva | linux | lib64smbclient0 | p-cpe:/a:mandriva:linux:lib64smbclient0 |
mandriva | linux | lib64smbclient0-devel | p-cpe:/a:mandriva:linux:lib64smbclient0-devel |
mandriva | linux | lib64smbclient0-static-devel | p-cpe:/a:mandriva:linux:lib64smbclient0-static-devel |
mandriva | linux | libsmbclient0 | p-cpe:/a:mandriva:linux:libsmbclient0 |
mandriva | linux | libsmbclient0-devel | p-cpe:/a:mandriva:linux:libsmbclient0-devel |
mandriva | linux | libsmbclient0-static-devel | p-cpe:/a:mandriva:linux:libsmbclient0-static-devel |
mandriva | linux | mount-cifs | p-cpe:/a:mandriva:linux:mount-cifs |
mandriva | linux | nss_wins | p-cpe:/a:mandriva:linux:nss_wins |
mandriva | linux | samba-client | p-cpe:/a:mandriva:linux:samba-client |
mandriva | linux | samba-common | p-cpe:/a:mandriva:linux:samba-common |