CVSS2
Attack Vector
LOCAL
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:H/Au:N/C:C/I:C/A:C
EPSS
Percentile
17.9%
Sebastian Krahmer of the SUSE Security Team discovered a flaw in the way Postfix dereferenced symbolic links. If a local user had write access to a mail spool directory without a root mailbox file, it could be possible for them to append arbitrary data to files that root had write permissions to (CVE-2008-2936).
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-2008:171.
# The text itself is copyright (C) Mandriva S.A.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(37883);
script_version("1.19");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");
script_cve_id("CVE-2008-2936");
script_bugtraq_id(30691);
script_xref(name:"MDVSA", value:"2008:171");
script_name(english:"Mandriva Linux Security Advisory : postfix (MDVSA-2008:171)");
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:
"Sebastian Krahmer of the SUSE Security Team discovered a flaw in the
way Postfix dereferenced symbolic links. If a local user had write
access to a mail spool directory without a root mailbox file, it could
be possible for them to append arbitrary data to files that root had
write permissions to (CVE-2008-2936).
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:L/AC:H/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:POC/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:"exploited_by_malware", value:"true");
script_cwe_id(264);
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64postfix1");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libpostfix1");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:postfix");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:postfix-ldap");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:postfix-mysql");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:postfix-pcre");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:postfix-pgsql");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2007.1");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2008.0");
script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2008.1");
script_set_attribute(attribute:"patch_publication_date", value:"2008/08/15");
script_set_attribute(attribute:"plugin_publication_date", value:"2009/04/23");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2009-2021 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:"MDK2007.1", cpu:"x86_64", reference:"lib64postfix1-2.3.8-1.1mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", cpu:"i386", reference:"libpostfix1-2.3.8-1.1mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"postfix-2.3.8-1.1mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"postfix-ldap-2.3.8-1.1mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"postfix-mysql-2.3.8-1.1mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"postfix-pcre-2.3.8-1.1mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2007.1", reference:"postfix-pgsql-2.3.8-1.1mdv2007.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.0", cpu:"x86_64", reference:"lib64postfix1-2.4.5-2.1mdv2008.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.0", cpu:"i386", reference:"libpostfix1-2.4.5-2.1mdv2008.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.0", reference:"postfix-2.4.5-2.1mdv2008.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.0", reference:"postfix-ldap-2.4.5-2.1mdv2008.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.0", reference:"postfix-mysql-2.4.5-2.1mdv2008.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.0", reference:"postfix-pcre-2.4.5-2.1mdv2008.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.0", reference:"postfix-pgsql-2.4.5-2.1mdv2008.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.1", cpu:"x86_64", reference:"lib64postfix1-2.5.1-2.1mdv2008.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.1", cpu:"i386", reference:"libpostfix1-2.5.1-2.1mdv2008.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.1", reference:"postfix-2.5.1-2.1mdv2008.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.1", reference:"postfix-ldap-2.5.1-2.1mdv2008.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.1", reference:"postfix-mysql-2.5.1-2.1mdv2008.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.1", reference:"postfix-pcre-2.5.1-2.1mdv2008.1", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2008.1", reference:"postfix-pgsql-2.5.1-2.1mdv2008.1", 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");