CVE-2018-14642

An information leak vulnerability was found in Undertow. If all headers are not written out in the first write() call then the code that handles flushing the buffer will always write out the full contents of the writevBuffer buffer, which may contain data from previous requests.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://access.redhat.com/errata/RHSA-2019:0362	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0364	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0365	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0380	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:1106	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:1107	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:1108	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:1140	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642	Issue Tracking Patch Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0362	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0364	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0365	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0380	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:1106	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:1107	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:1108	Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:1140	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642	Issue Tracking Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:redhat:undertow:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

OR	cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.1:::::::*
	cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.2:::::::*
	cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.3:::::::*

OR	cpe:2.3:o:redhat:enterprise_linux:6.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*

History

21 Nov 2024, 03:49

Type	Values Removed	Values Added
References	~~() https://access.redhat.com/errata/RHSA-2019:0362 - Vendor Advisory~~	() https://access.redhat.com/errata/RHSA-2019:0362 - Vendor Advisory
References	~~() https://access.redhat.com/errata/RHSA-2019:0364 - Vendor Advisory~~	() https://access.redhat.com/errata/RHSA-2019:0364 - Vendor Advisory
References	~~() https://access.redhat.com/errata/RHSA-2019:0365 - Vendor Advisory~~	() https://access.redhat.com/errata/RHSA-2019:0365 - Vendor Advisory
References	~~() https://access.redhat.com/errata/RHSA-2019:0380 - Vendor Advisory~~	() https://access.redhat.com/errata/RHSA-2019:0380 - Vendor Advisory
References	~~() https://access.redhat.com/errata/RHSA-2019:1106 - Vendor Advisory~~	() https://access.redhat.com/errata/RHSA-2019:1106 - Vendor Advisory
References	~~() https://access.redhat.com/errata/RHSA-2019:1107 - Vendor Advisory~~	() https://access.redhat.com/errata/RHSA-2019:1107 - Vendor Advisory
References	~~() https://access.redhat.com/errata/RHSA-2019:1108 - Vendor Advisory~~	() https://access.redhat.com/errata/RHSA-2019:1108 - Vendor Advisory
References	~~() https://access.redhat.com/errata/RHSA-2019:1140 - Vendor Advisory~~	() https://access.redhat.com/errata/RHSA-2019:1140 - Vendor Advisory
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642 - Issue Tracking, Patch, Vendor Advisory~~	() https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642 - Issue Tracking, Patch, Vendor Advisory

Information

Published : 2018-09-18 13:29

Updated : 2024-11-21 03:49

NVD link : CVE-2018-14642

Mitre link : CVE-2018-14642

CVE.ORG link : CVE-2018-14642

JSON object : View

Products Affected

redhat

undertow
enterprise_linux
jboss_enterprise_application_platform

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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If all headers are not written out in the first write() call then the code that handles flushing the buffer will always write out the full contents of the writevBuffer buffer, which may contain data from previous requests."}, {"lang": "es", "value": "Se ha encontrado una vulnerabilidad de fuga de informaci\u00f3n en Undertow. Si no est\u00e1n escritas todas las cabeceras en la primera llamada write(), el c\u00f3digo que maneja las escrituras al b\u00fafer siempre escribir\u00e1 el contenido completo del b\u00fafer writevBuffer, que podr\u00eda contener datos de peticiones anteriores."}], "lastModified": "2024-11-21T03:49:29.393", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:undertow:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8190B427-8350-43AE-8F54-6A40B701C95E"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7117F117-D439-45EB-BB95-397E5E52C9BB"}, {"criteria": "cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0C3AA5CE-9ACB-4E96-A4C1-50A662D641FB"}, {"criteria": "cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B4911A72-5FAE-47C5-A141-2E3CA8E1CCAB"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "secalert@redhat.com"}

5.3 /10

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0 /10

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

JSON object

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