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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
7.8 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
53.6%
In Apache HTTP Server mod_session checks the session expiry time before
decoding the session. This causes session expiry time to be ignored for mod_session_cookie sessions since the
expiry time is loaded when the session is decoded.
# SPDX-FileCopyrightText: 2019 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:apache:http_server";
if (description)
{
script_oid("1.3.6.1.4.1.25623.1.0.141964");
script_version("2024-02-15T05:05:40+0000");
script_tag(name:"last_modification", value:"2024-02-15 05:05:40 +0000 (Thu, 15 Feb 2024)");
script_tag(name:"creation_date", value:"2019-02-05 13:36:29 +0700 (Tue, 05 Feb 2019)");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:P/A:N");
script_tag(name:"severity_vector", value:"CVSS:3.0/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:"2021-06-06 11:15:00 +0000 (Sun, 06 Jun 2021)");
script_cve_id("CVE-2018-17199");
script_tag(name:"qod_type", value:"remote_banner_unreliable");
script_tag(name:"solution_type", value:"VendorFix");
script_name("Apache HTTP Server < 2.4.38 mod_session_cookie Vulnerability - Linux");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2019 Greenbone AG");
script_family("Web Servers");
script_dependencies("gb_apache_http_server_consolidation.nasl", "os_detection.nasl");
script_mandatory_keys("apache/http_server/detected", "Host/runs_unixoide");
script_tag(name:"summary", value:"In Apache HTTP Server mod_session checks the session expiry time before
decoding the session. This causes session expiry time to be ignored for mod_session_cookie sessions since the
expiry time is loaded when the session is decoded.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"affected", value:"Apache HTTP Server version 2.4.37 and prior.");
script_tag(name:"solution", value:"Update to version 2.4.38 or later.");
script_xref(name:"URL", value:"https://httpd.apache.org/security/vulnerabilities_24.html");
exit(0);
}
include("host_details.inc");
include("version_func.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, version_regex: "^[0-9]+\.[0-9]+\.[0-9]+"))
exit(0);
version = infos["version"];
location = infos["location"];
affected = make_list("2.4.37",
"2.4.35",
"2.4.34",
"2.4.33",
"2.4.30",
"2.4.29",
"2.4.28",
"2.4.27",
"2.4.26",
"2.4.25",
"2.4.23",
"2.4.20",
"2.4.18",
"2.4.17",
"2.4.16",
"2.4.12",
"2.4.10",
"2.4.9",
"2.4.7",
"2.4.6",
"2.4.4",
"2.4.3",
"2.4.2",
"2.4.1",
"2.4.0");
foreach af (affected) {
if (version == af) {
report = report_fixed_ver(installed_version: version, fixed_version: "2.4.38", install_path: location);
security_message(port: port, data: report);
exit(0);
}
}
exit(99);
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
7.8 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
53.6%