CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
47.7%
A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation) that could allow an attacker administrator level access to a device.
This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information.
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, Inc.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(500535);
script_version("1.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/02/21");
script_cve_id("CVE-2021-22763");
script_name(english:"Schneider PowerLogic Weak Password Recovery Mechanism for Forgotten Password (CVE-2021-22763)");
script_set_attribute(attribute:"synopsis", value:
"The remote OT asset is affected by a vulnerability.");
script_set_attribute(attribute:"description", value:
"A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists in PowerLogic PM55xx, PowerLogic
PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation) that could allow an
attacker administrator level access to a device.
This plugin only works with Tenable.ot. Please visit
https://www.tenable.com/products/tenable-ot for more information.");
# http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-02%2Chttp://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?20360c58");
script_set_attribute(attribute:"solution", value:
"Refer to the vendor advisory.");
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:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-22763");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_cwe_id(640);
script_set_attribute(attribute:"vuln_publication_date", value:"2021/06/11");
script_set_attribute(attribute:"patch_publication_date", value:"2021/06/11");
script_set_attribute(attribute:"plugin_publication_date", value:"2022/02/07");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:powerlogic_pm5560_firmware");
script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:powerlogic_pm5561_firmware");
script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:powerlogic_pm5562_firmware");
script_set_attribute(attribute:"cpe", value:"cpe:/o:schneider-electric:powerlogic_pm5563_firmware");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Tenable.ot");
script_copyright(english:"This script is Copyright (C) 2022-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("tenable_ot_api_integration.nasl");
script_require_keys("Tenable.ot/Schneider");
exit(0);
}
include('tenable_ot_cve_funcs.inc');
get_kb_item_or_exit('Tenable.ot/Schneider');
var asset = tenable_ot::assets::get(vendor:'Schneider');
var vuln_cpes = {
"cpe:/o:schneider-electric:powerlogic_pm5560_firmware" :
{"versionEndExcluding" : "2.7.8", "family" : "PowerLogicPM"},
"cpe:/o:schneider-electric:powerlogic_pm5561_firmware" :
{"versionEndExcluding" : "10.7.3", "family" : "PowerLogicPM"},
"cpe:/o:schneider-electric:powerlogic_pm5562_firmware" :
{"versionEndIncluding" : "2.5.4", "family" : "PowerLogicPM"},
"cpe:/o:schneider-electric:powerlogic_pm5563_firmware" :
{"versionEndExcluding" : "2.7.8", "family" : "PowerLogicPM"}
};
tenable_ot::cve::compare_and_report(asset:asset, cpes:vuln_cpes, severity:SECURITY_HOLE);
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
47.7%