3.6 Low
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L
6.9 Medium
AI Score
Confidence
Low
3.3 Low
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:P/I:N/A:P
0.001 Low
EPSS
Percentile
31.5%
Python is prone to a heap-based buffer overflow vulnerability.
# SPDX-FileCopyrightText: 2018 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:python:python";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.813919");
script_version("2023-07-05T05:06:18+0000");
script_tag(name:"last_modification", value:"2023-07-05 05:06:18 +0000 (Wed, 05 Jul 2023)");
script_tag(name:"creation_date", value:"2018-08-22 11:28:01 +0530 (Wed, 22 Aug 2018)");
script_tag(name:"cvss_base", value:"3.3");
script_tag(name:"cvss_base_vector", value:"AV:L/AC:M/Au:N/C:P/I:N/A:P");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-08-24 17:37:00 +0000 (Mon, 24 Aug 2020)");
script_cve_id("CVE-2018-1000030");
script_tag(name:"qod_type", value:"remote_banner");
script_tag(name:"solution_type", value:"VendorFix");
script_name("Python 2.7.x < 2.7.15 Heap-Based Buffer Overflow Vulnerability Python Issue (bpo-31530) - Windows");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("Buffer overflow");
script_dependencies("gb_python_consolidation.nasl", "os_detection.nasl");
script_mandatory_keys("python/detected", "Host/runs_windows");
script_tag(name:"summary", value:"Python is prone to a heap-based buffer overflow vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present
on the target host.");
script_tag(name:"insight", value:"The flaw exists due to an improper notification
mechanism on buffer reallocation and corruption in a file's internal readahead
buffer which, while processing large amounts of data with multiple threads, could
create a condition where a buffer that gets allocated with one thread is
reallocated due to a large size of input.");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker
to cause a heap-based buffer overflow.");
script_tag(name:"affected", value:"Python 2.7.x before version 2.7.15.");
script_tag(name:"solution", value:"Update to version 2.7.15 or later.");
script_xref(name:"URL", value:"https://python-security.readthedocs.io/vuln/python-2.7-readahead-not-thread-safe.html");
script_xref(name:"URL", value:"https://bugs.python.org/issue31530");
script_xref(name:"Advisory-ID", value:"bpo-31530");
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, version_regex:"^[0-9]+\.[0-9]+\.[0-9]+"))
exit(0);
version = infos["version"];
location = infos["location"];
if(version_in_range(version: version, test_version: "2.7.0", test_version2: "2.7.14")) {
report = report_fixed_ver(installed_version: version, fixed_version: "2.7.15", install_path: location);
security_message(data: report, port: port);
exit(0);
}
exit(99);
3.6 Low
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L
6.9 Medium
AI Score
Confidence
Low
3.3 Low
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:P/I:N/A:P
0.001 Low
EPSS
Percentile
31.5%