msrc_cve-2023-50495
Vulnerability from csaf_microsoft
Published
2023-12-01 08:00
Modified
2024-12-07 00:00
Summary
NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry().
Notes
Additional Resources
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer
The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
{
"document": {
"category": "csaf_vex",
"csaf_version": "2.0",
"distribution": {
"text": "Public",
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "en-US",
"notes": [
{
"category": "general",
"text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
"title": "Additional Resources"
},
{
"category": "legal_disclaimer",
"text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
"title": "Disclaimer"
}
],
"publisher": {
"category": "vendor",
"contact_details": "secure@microsoft.com",
"name": "Microsoft Security Response Center",
"namespace": "https://msrc.microsoft.com"
},
"references": [
{
"category": "self",
"summary": "CVE-2023-50495 NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry(). - VEX",
"url": "https://msrc.microsoft.com/csaf/vex/2023/msrc_cve-2023-50495.json"
},
{
"category": "external",
"summary": "Microsoft Support Lifecycle",
"url": "https://support.microsoft.com/lifecycle"
},
{
"category": "external",
"summary": "Common Vulnerability Scoring System",
"url": "https://www.first.org/cvss"
}
],
"title": "NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry().",
"tracking": {
"current_release_date": "2024-12-07T00:00:00.000Z",
"generator": {
"date": "2025-10-20T00:49:37.108Z",
"engine": {
"name": "MSRC Generator",
"version": "1.0"
}
},
"id": "msrc_CVE-2023-50495",
"initial_release_date": "2023-12-01T08:00:00.000Z",
"revision_history": [
{
"date": "2024-12-07T00:00:00.000Z",
"legacy_version": "1",
"number": "1",
"summary": "Information published."
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
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"name": "2.0",
"product": {
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"product_id": "17086"
}
},
{
"category": "product_version",
"name": "3.0",
"product": {
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"product_id": "17084"
}
}
],
"category": "product_name",
"name": "Azure Linux"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003ccbl2 ncurses 6.4-3",
"product": {
"name": "\u003ccbl2 ncurses 6.4-3",
"product_id": "2"
}
},
{
"category": "product_version",
"name": "cbl2 ncurses 6.4-3",
"product": {
"name": "cbl2 ncurses 6.4-3",
"product_id": "18227"
}
},
{
"category": "product_version_range",
"name": "\u003cazl3 ncurses 6.4-2",
"product": {
"name": "\u003cazl3 ncurses 6.4-2",
"product_id": "1"
}
},
{
"category": "product_version",
"name": "azl3 ncurses 6.4-2",
"product": {
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"product_id": "19855"
}
}
],
"category": "product_name",
"name": "ncurses"
}
],
"category": "vendor",
"name": "Microsoft"
}
],
"relationships": [
{
"category": "default_component_of",
"full_product_name": {
"name": "\u003ccbl2 ncurses 6.4-3 as a component of CBL Mariner 2.0",
"product_id": "17086-2"
},
"product_reference": "2",
"relates_to_product_reference": "17086"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "cbl2 ncurses 6.4-3 as a component of CBL Mariner 2.0",
"product_id": "18227-17086"
},
"product_reference": "18227",
"relates_to_product_reference": "17086"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "\u003cazl3 ncurses 6.4-2 as a component of Azure Linux 3.0",
"product_id": "17084-1"
},
"product_reference": "1",
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},
{
"category": "default_component_of",
"full_product_name": {
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"product_id": "19855-17084"
},
"product_reference": "19855",
"relates_to_product_reference": "17084"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2023-50495",
"notes": [
{
"category": "general",
"text": "MITRE",
"title": "Assigning CNA"
}
],
"product_status": {
"fixed": [
"18227-17086",
"19855-17084"
],
"known_affected": [
"17086-2",
"17084-1"
]
},
"references": [
{
"category": "self",
"summary": "CVE-2023-50495 NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry(). - VEX",
"url": "https://msrc.microsoft.com/csaf/vex/2023/msrc_cve-2023-50495.json"
}
],
"remediations": [
{
"category": "vendor_fix",
"date": "2024-12-07T00:00:00.000Z",
"details": "6.4-3:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
"product_ids": [
"17086-2"
],
"url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
},
{
"category": "vendor_fix",
"date": "2024-12-07T00:00:00.000Z",
"details": "Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
"product_ids": [
"17084-1"
],
"url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"environmentalsScore": 0.0,
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"temporalScore": 6.5,
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"17086-2",
"17084-1"
]
}
],
"title": "NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry()."
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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