gsd-2023-4397
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2023-4397", "id": "GSD-2023-4397" }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2023-4397" ], "details": "A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device.", "id": "GSD-2023-4397", "modified": "2023-12-13T01:20:27.504122Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "security@zyxel.com.tw", "ID": "CVE-2023-4397", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "ATP series firmware", "version": { "version_data": [ { "version_affected": "=", "version_value": "5.37" } ] } }, { "product_name": "USG FLEX series firmware", "version": { "version_data": [ { "version_affected": "=", "version_value": "5.37" } ] } }, { "product_name": " USG FLEX 50(W) series firmware", "version": { "version_data": [ { "version_affected": "=", "version_value": "5.37" } ] } }, { "product_name": "USG20(W)-VPN series firmware", "version": { "version_data": [ { "version_affected": "=", "version_value": "5.37" } ] } } ] }, "vendor_name": "Zyxel" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device." } ] }, "generator": { "engine": "Vulnogram 0.1.0-dev" }, "impact": { "cvss": [ { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "cweId": "CWE-120", "lang": "eng", "value": "CWE-120 Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps", "refsource": "MISC", "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps" } ] }, "source": { "discovery": "UNKNOWN" } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:zld:5.37:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:atp100:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:atp100w:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:atp200:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:atp500:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:atp700:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:atp800:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" }, { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:zld:5.37:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:usg_flex_100:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:usg_flex_100w:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:usg_flex_200:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:usg_flex_50:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:usg_flex_500:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:usg_flex_50w:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:usg_flex_700:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" }, { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:zld:5.37:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:usg_20w-vpn:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false }, { "cpe23Uri": "cpe:2.3:h:zyxel:vpn50w:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "security@zyxel.com.tw", "ID": "CVE-2023-4397" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-120" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps", "refsource": "", "tags": [ "Vendor Advisory" ], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps" } ] } }, "impact": { "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 0.8, "impactScore": 3.6 } }, "lastModifiedDate": "2023-12-04T18:05Z", "publishedDate": "2023-11-28T02:15Z" } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.