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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.1966 Apache Tomcat as used in IBM QRadar SIEM is vulnerable to denial of service (CVE-2019-0199) 3 June 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM QRadar SIEM Publisher: IBM Operating System: Linux variants Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-0199 Reference: ESB-2019.1958 ESB-2019.0980 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=ibm10886317 - --------------------------BEGIN INCLUDED TEXT-------------------- Apache Tomcat as used in IBM QRadar SIEM is vulnerable to denial of service (CVE-2019-0199) Product: IBM QRadar SIEM Software version: 7.3 Operating system(s): Linux Software edition: All Editions Reference #: 0886317 Security Bulletin Summary Open source Apache Tomcat vulnerable to a publicly disclosed vulnerability Vulnerability Details CVEID: CVE-2019-0199 Description: Apache Tomcat is vulnerable to a denial of service, caused by the acceptance of streams with excessive numbers of SETTINGS frames and the permitting of clients to keep streams open without reading/writing request data by the HTTP/2 implementation. By sending excessive SETTINGS frames, a remote attacker could exploit this vulnerability to cause a denial of service. CVSS Base Score: 7.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 158637 for the current score CVSS Environmental Score: *Undefined CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Affected Products and Versions IBM QRadar SIEM 7.3.0 - 7.3.2 Patch 1 Remediation/Fixes QRadar / QRM / QVM / QRIF / QNI 7.3.2 Patch2 Workarounds and Mitigations None Change History May 31st, 2019: First Publish - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXPRvv2aOgq3Tt24GAQj+cA//ZTfYviMvhpG4/8M1VHbpc7Y9QiXC/xck HFQl5WaUZ9IbuCqmlNr0pcjLHbKWHW/bFKwSyFPfbvJKyZBsKcDTur8QJL4lyu6U ztu6cYCcKEOl+VtKWfzkopqCqxOseY040ELiVe0lmU6QQUyNSfxB7EGLWYdDXD9T Omy9p1oS7gXgcUnpfLhjq7Asf+P5rMjq+RWJkMVFaChzfA0K8JmH/8XYH/Q5Ln5L 1k40N/y+X+AcSUI3TGoms/AH/81uO5nO+ZUIBjbZ2ThnWHUMBLNMmiwUKwF5C9lO heRKNVAQCVagEnDgEmciWF3NL+IeZTYOZrI/2q84NB+/erw4yJUW0KJJMBpI+5Nn yc0eKt+pSA0q5EF1Igyn5ZLIWh07somRldFEanqnLXfLWM3x3+ofbiSJNPA1CnQc sUDdbaBikyN2uh0XLZXleLgyX9CCv/gtHCE4g/IDexAgb/AbTxspYMfbkgVi0qgF QkL2C1h8dpBRlL8n/mq6IMkcjnYnsiWGvSc+9USf/HoYARpVvj6VDhuZpdmwvlbz HOjGfOpSySjb15zaL0zVFgFmnEbdu018bQ47kuuyeELJ6vsne3oQeJmCsIEJ60Et kXjsM4aQMpW/+eHKYSLHpdgCLkA8/gTOQ47pOIJN+jTYMQWiUk0RobhUI48jBICu mThB97n9fmo= =Ew75 -----END PGP SIGNATURE-----