CVE-2020-26422

Buffer overflow in QUIC dissector in Wireshark 3.4.0 to 3.4.1 allows denial of service via packet injection or crafted capture file

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

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://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26422.json	Third Party Advisory
https://gitlab.com/wireshark/wireshark/-/issues/17073	Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/202101-12	Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html	Patch Third Party Advisory
https://www.wireshark.org/security/wnpa-sec-2020-20.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:wireshark:wireshark:3.4.0:::::::*
	cpe:2.3:a:wireshark:wireshark:3.4.1:::::::*

Configuration 2 (hide)

cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-12-21 18:15

Updated : 2024-02-28 18:08

NVD link : CVE-2020-26422

Mitre link : CVE-2020-26422

CVE.ORG link : CVE-2020-26422

JSON object : View

Products Affected

wireshark

wireshark

oracle

zfs_storage_appliance_kit

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2020-26422", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "cve@gitlab.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.7, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.2}]}, "published": "2020-12-21T18:15:15.477", "references": [{"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26422.json", "tags": ["Third Party Advisory"], "source": "cve@gitlab.com"}, {"url": "https://gitlab.com/wireshark/wireshark/-/issues/17073", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "cve@gitlab.com"}, {"url": "https://security.gentoo.org/glsa/202101-12", "tags": ["Third Party Advisory"], "source": "cve@gitlab.com"}, {"url": "https://www.oracle.com/security-alerts/cpuApr2021.html", "tags": ["Patch", "Third Party Advisory"], "source": "cve@gitlab.com"}, {"url": "https://www.wireshark.org/security/wnpa-sec-2020-20.html", "tags": ["Vendor Advisory"], "source": "cve@gitlab.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "Buffer overflow in QUIC dissector in Wireshark 3.4.0 to 3.4.1 allows denial of service via packet injection or crafted capture file"}, {"lang": "es", "value": "Un desbordamiento del b\u00fafer en el disector QUIC en Wireshark versiones 3.4.0 hasta 3.4.1, permite una denegaci\u00f3n de servicio por medio de una inyecci\u00f3n de paquetes o un archivo de captura dise\u00f1ado"}], "lastModified": "2022-09-02T15:32:46.593", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:wireshark:wireshark:3.4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2F891A7F-892B-4A3D-97DF-C45E67D8C0AD"}, {"criteria": "cpe:2.3:a:wireshark:wireshark:3.4.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BCFBEED2-0A6D-468F-995C-A312E876C6A0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D3E503FB-6279-4D4A-91D8-E237ECF9D2B0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@gitlab.com"}