CVE-2023-45236

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2024/01/16/2	Mailing List
https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h	Vendor Advisory
https://security.netapp.com/advisory/ntap-20240307-0011/

Configurations

Configuration 1 (hide)

cpe:2.3:a:tianocore:edk2:*:*:*:*:*:*:*:*

History

07 Mar 2024, 17:15

Type	Values Removed	Values Added
References		() https://security.netapp.com/advisory/ntap-20240307-0011/ -

23 Jan 2024, 16:00

Type	Values Removed	Values Added
References	~~() http://www.openwall.com/lists/oss-security/2024/01/16/2 -~~	() http://www.openwall.com/lists/oss-security/2024/01/16/2 - Mailing List
References	~~() https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h -~~	() https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5
CPE		cpe:2.3:a:tianocore:edk2::::::::
CWE		CWE-338
First Time		Tianocore Tianocore edk2

16 Jan 2024, 18:15

Type	Values Removed	Values Added
References		() http://www.openwall.com/lists/oss-security/2024/01/16/2 -

16 Jan 2024, 16:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-01-16 16:15

Updated : 2024-03-07 17:15

NVD link : CVE-2023-45236

Mitre link : CVE-2023-45236

CVE.ORG link : CVE-2023-45236

JSON object : View

Products Affected

tianocore

edk2

CWE

CWE-338

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

{"id": "CVE-2023-45236", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "infosec@edk2.groups.io", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2024-01-16T16:15:12.820", "references": [{"url": "http://www.openwall.com/lists/oss-security/2024/01/16/2", "tags": ["Mailing List"], "source": "infosec@edk2.groups.io"}, {"url": "https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h", "tags": ["Vendor Advisory"], "source": "infosec@edk2.groups.io"}, {"url": "https://security.netapp.com/advisory/ntap-20240307-0011/", "source": "infosec@edk2.groups.io"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-338"}]}, {"type": "Secondary", "source": "infosec@edk2.groups.io", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": " \nEDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This\n vulnerability can be exploited by an attacker to gain unauthorized \naccess and potentially lead to a loss of Confidentiality.\n\n\n\n"}, {"lang": "es", "value": "EDK2's Network Package es susceptible a Initial Sequence Number TCP predecible. Un atacante puede aprovechar esta vulnerabilidad para obtener acceso no autorizado y potencialmente provocar una p\u00e9rdida de confidencialidad."}], "lastModified": "2024-03-07T17:15:10.670", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tianocore:edk2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3CEB3105-57CC-4096-81D3-D58005813C4B", "versionEndIncluding": "202311"}], "operator": "OR"}]}], "sourceIdentifier": "infosec@edk2.groups.io"}