CVE-2021-43267

An issue was discovered in net/tipc/crypto.c in the Linux kernel before 5.14.16. The Transparent Inter-Process Communication (TIPC) functionality allows remote attackers to exploit insufficient validation of user-supplied sizes for the MSG_CRYPTO message type.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2022/02/10/1	Exploit Mailing List Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.16	Mailing List Release Notes Vendor Advisory
https://github.com/torvalds/linux/commit/fa40d9734a57bcbfa79a280189799f76c88f7bb0	Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVWL7HZV5T5OEKJPO2D67RMFMKBBXGGB/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDDEW4APTYKJK365HC2JZIVXYUV7ZRN7/
https://security.netapp.com/advisory/ntap-20211125-0002/	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:34:::::::*
	cpe:2.3:o:fedoraproject:fedora:35:::::::*

Configuration 3 (hide)

AND

cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*

cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*

cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*

cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND

cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:*

cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND

cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:*

cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND

cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:*

cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND

cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*

cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-11-02 23:15

Updated : 2023-11-07 03:39

NVD link : CVE-2021-43267

Mitre link : CVE-2021-43267

CVE.ORG link : CVE-2021-43267

JSON object : View

Products Affected

netapp

h300e_firmware
h500e_firmware
h500e
h300s_firmware
h300e
h410s_firmware
h700e
h500s
h500s_firmware
h700s_firmware
h300s
h700s
h700e_firmware
h410s

fedoraproject

fedora

linux

linux_kernel

CWE

CWE-1284

Improper Validation of Specified Quantity in Input

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La funcionalidad Transparent Inter-Process Communication (TIPC) permite a atacantes remotos explotar una comprobaci\u00f3n insuficiente de los tama\u00f1os suministrados por el usuario para el tipo de mensaje MSG_CRYPTO"}], "lastModified": "2023-11-07T03:39:19.970", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B96ED468-9053-475E-8C7C-98F6E133DADB", "versionEndExcluding": "5.10.77", "versionStartIncluding": "5.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2681B950-4548-4649-A9E1-4124B59FC09C", "versionEndExcluding": "5.14.16", "versionStartIncluding": "5.11"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9F9C8C20-42EB-4AB5-BD97-212DEB070C43"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6770B6C3-732E-4E22-BF1C-2D2FD610061C"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "E63D8B0F-006E-4801-BF9D-1C001BBFB4F9"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7FFF7106-ED78-49BA-9EC5-B889E3685D53"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B06F4839-D16A-4A61-9BB5-55B13F41E47F"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "56409CEC-5A1E-4450-AA42-641E459CC2AF"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7AFC73CE-ABB9-42D3-9A71-3F5BC5381E0E"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "108A2215-50FB-4074-94CF-C130FA14566D"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "803BC414-B250-4E3A-A478-A3881340D6B8"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "32F0B6C0-F930-480D-962B-3F4EFDCC13C7"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "736AEAE9-782B-4F71-9893-DED53367E102"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0FEB3337-BFDE-462A-908B-176F92053CEC"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8497A4C9-8474-4A62-8331-3FE862ED4098"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D0B4AD8A-F172-4558-AEC6-FF424BA2D912"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}

9.8 /10