CVE-2021-38177

SAP CommonCryptoLib version 8.5.38 or lower is vulnerable to null pointer dereference vulnerability when an unauthenticated attacker sends crafted malicious data in the HTTP requests over the network, this causes the SAP application to crash and has high impact on the availability of the SAP system.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405	Vendor Advisory
https://launchpad.support.sap.com/#/notes/3051787	Permissions Required
http://seclists.org/fulldisclosure/2022/Jan/74	Mailing List Mitigation Third Party Advisory
http://packetstormsecurity.com/files/165749/SAP-CommonCryptoLib-Null-Pointer-Dereference.html	Third Party Advisory VDB Entry

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:a:sap:commoncryptolib:*:*:*:*:*:*:*:*

Information

Published : 2021-09-14 05:15

Updated : 2022-01-28 13:01

NVD link : CVE-2021-38177

Mitre link : CVE-2021-38177

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

Advertisement

Products Affected

sap

commoncryptolib

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405", "name": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://launchpad.support.sap.com/#/notes/3051787", "name": "https://launchpad.support.sap.com/#/notes/3051787", "tags": ["Permissions Required"], "refsource": "MISC"}, {"url": "http://seclists.org/fulldisclosure/2022/Jan/74", "name": "20220126 Onapsis Security Advisory 2021-0025: Null Pointer Dereference vulnerability in SAP CommonCryptoLib", "tags": ["Mailing List", "Mitigation", "Third Party Advisory"], "refsource": "FULLDISC"}, {"url": "http://packetstormsecurity.com/files/165749/SAP-CommonCryptoLib-Null-Pointer-Dereference.html", "name": "http://packetstormsecurity.com/files/165749/SAP-CommonCryptoLib-Null-Pointer-Dereference.html", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "SAP CommonCryptoLib version 8.5.38 or lower is vulnerable to null pointer dereference vulnerability when an unauthenticated attacker sends crafted malicious data in the HTTP requests over the network, this causes the SAP application to crash and has high impact on the availability of the SAP system."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-476"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-38177", "ASSIGNER": "cna@sap.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2021-09-14T12:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:sap:commoncryptolib:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "8.5.38"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-01-28T21:01Z"}