Memory Corruption vulnerability in SAP CommonCryptoLib_CVE-2025-42940

7.5 / 10

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

SAP CommonCryptoLib does not perform necessary boundary checks during pre-authentication parsing of manipulated ASN.1 data over the network. This may result in memory corruption followed by an application crash, hence leading to a high impact on availability. There is no impact on confidentiality or integrity.

Basic Information

ID CVE-2025-42940

Source sap

Published Nov 11, 2025 at 00:20

Affected Product

Vendor SAP_SE

Product SAP CommonCryptoLib

Version CRYPTOLIB 8

Affected Versions SAP_SE SAP CommonCryptoLib CRYPTOLIB 8

CWE Classification

CWE-787

References

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    "lastseen": "",
    "description": "SAP CommonCryptoLib does not perform necessary boundary checks during pre-authentication parsing of manipulated ASN.1 data over the network. This may result in memory corruption followed by an application crash, hence leading to a high impact on availability. There is no impact on confidentiality or integrity.",
    "published": "2025-11-11T00:20:44.455Z",
    "modified": "2025-11-11T00:20:44.455Z",
    "type": "cve",
    "title": "Memory Corruption vulnerability in SAP CommonCryptoLib",
    "source": "sap",
    "references": "https://me.sap.com/notes/3633049\nhttps://url.sap/sapsecuritypatchday",
    "id": "CVE-2025-42940",
    "bulletinFamily": "",
    "cwe": [
        "CWE-787"
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    "cvelist": null,
    "sourceData": "SAP_SE SAP CommonCryptoLib CRYPTOLIB 8",
    "sourceHref": "",
    "cvss": {
        "score": 7.5,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
        "version": "3.1"
    },
    "cvss2": [],
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        "attackComplexity": "",
        "privilegesRequired": "",
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        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
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        }
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    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "SAP CommonCryptoLib",
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    "ai_score": 0
}