4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:N/I:P/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
8.8 High
AI Score
Confidence
High
0.013 Low
EPSS
Percentile
85.7%
PostgreSQL is prone to a privilege escalation vulnerability.
# SPDX-FileCopyrightText: 2017 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
CPE = "cpe:/a:postgresql:postgresql";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.811582");
script_version("2024-02-06T14:37:34+0000");
script_cve_id("CVE-2017-7548");
script_tag(name:"cvss_base", value:"4.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:N/I:P/A:N");
script_tag(name:"last_modification", value:"2024-02-06 14:37:34 +0000 (Tue, 06 Feb 2024)");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2023-05-16 11:09:00 +0000 (Tue, 16 May 2023)");
script_tag(name:"creation_date", value:"2017-08-17 12:50:23 +0530 (Thu, 17 Aug 2017)");
script_tag(name:"qod_type", value:"remote_banner_unreliable");
script_name("PostgreSQL Privilege Escalation Vulnerability (Aug 2017) - Linux");
script_tag(name:"summary", value:"PostgreSQL is prone to a privilege escalation vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The flaw is due to the 'lo_put' function
which should require the same permissions as 'lowrite' function, but there
was a missing permission check.");
script_tag(name:"impact", value:"Successful exploitation will allow a
remote attacker to gain extra privileges and conduct a denial of service
condition.");
script_tag(name:"affected", value:"PostgreSQL version 9.4.x before 9.4.13,
and 9.5.x before 9.5.8 and 9.6.x before 9.6.4.");
script_tag(name:"solution", value:"Upgrade to version 9.4.13 or 9.5.8 or
9.6.4 or later.");
script_tag(name:"solution_type", value:"VendorFix");
script_xref(name:"URL", value:"https://www.postgresql.org/about/news/1772/");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/100276");
script_xref(name:"URL", value:"https://www.postgresql.org/docs/current/static/release-9.5.8.html");
script_xref(name:"URL", value:"https://www.postgresql.org/docs/current/static/release-9.4.13.html");
script_copyright("Copyright (C) 2017 Greenbone AG");
script_category(ACT_GATHER_INFO);
script_family("Databases");
script_dependencies("postgresql_detect.nasl", "secpod_postgresql_detect_lin.nasl", "secpod_postgresql_detect_win.nasl", "os_detection.nasl");
script_mandatory_keys("postgresql/detected", "Host/runs_unixoide");
exit(0);
}
include("version_func.inc");
include("host_details.inc");
if(isnull(port = get_app_port(cpe:CPE)))
exit(0);
if(!infos = get_app_version_and_location(cpe:CPE, port:port, exit_no_version:TRUE))
exit(0);
vers = infos["version"];
loc = infos["location"];
if(vers =~ "^9\.4") {
if(version_is_less(version:vers, test_version:"9.4.13")) {
fix = "9.4.13";
}
}
else if(vers =~ "^9\.5") {
if(version_is_less(version:vers, test_version:"9.5.8")) {
fix = "9.5.8";
}
}
else if(vers =~ "^9\.6") {
if(version_is_less(version:vers, test_version:"9.6.4")) {
fix = "9.6.4";
}
}
if(fix) {
report = report_fixed_ver(installed_version:vers, fixed_version:fix, install_path:loc);
security_message(port:port, data:report);
exit(0);
}
exit(99);
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:N/I:P/A:N
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
8.8 High
AI Score
Confidence
High
0.013 Low
EPSS
Percentile
85.7%