Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0096 2019-01 Security Bulletin: Junos OS: EX, QFX and MX series: Packet Forwarding Engine manager (FXPC) process crashes due to a crafted HTTP packet in a Virtual Chassis configuration (CVE-2019-0006) 11 January 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Juniper EX, QFX and MX Series Publisher: Juniper Networks Operating System: Juniper Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-0006 Original Bulletin: https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10906 - --------------------------BEGIN INCLUDED TEXT-------------------- 2019-01 Security Bulletin: Junos OS: EX, QFX and MX series: Packet Forwarding Engine manager (FXPC) process crashes due to a crafted HTTP packet in a Virtual Chassis configuration (CVE-2019-0006) [JSA10906] Product Affected: This issue affects Junos OS 14.1X53, 15.1, 15.1X53. Affected platforms: EX Virtual Chassis Platforms, MX Virtual Chassis Platforms, QFX Virtual Chassis Platforms. Problem: A certain crafted HTTP packet can trigger an uninitialized function pointer deference vulnerability in the Packet Forwarding Engine manager (fxpc) on all EX, QFX and MX Series devices in a Virtual Chassis configuration. This issue can result in a crash of the fxpc daemon or may potentially lead to remote code execution. This issue only occurs when the crafted packet it destined to the device. Affected releases are Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D47 on EX and QFX Virtual Chassis Platforms; 15.1 versions prior to 15.1R7-S3 all Virtual Chassis Platforms 15.1X53 versions prior to 15.1X53-D50 on EX and QFX Virtual Chassis Platforms. Juniper SIRT is not aware of any malicious exploitation of this vulnerability. This issue was seen in a production network where a routine security scan was performed on the device. This issue was seen during production usage. This issue has been assigned CVE-2019-0006. Solution: The following Junos OS releases have been updated to resolve this specific issue: 14.1X53-D47, 15.1R7-S3, 16.1R1 and all subsequent releases. Note: Juniper SIRT's policy is not to evaluate releases which are beyond End of Engineering (EOE) or End of Life (EOL). Workaround: There are no viable workarounds for this issue. Implementation: Software Releases, patches and updates are available at https://www.juniper.net/support/downloads/. Modification History: 2019-01-09: Initial Publication. 2019-01-10: minor update on the solution section Related Links: KB16613: Overview of the Juniper Networks SIRT Quarterly Security Bulletin Publication Process KB16765: In which releases are vulnerabilities fixed? KB16446: Common Vulnerability Scoring System (CVSS) and Juniper's Security Advisories Report a Security Vulnerability - How to Contact the Juniper Networks Security Incident Response Team CVSS Score: 9.8 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) Risk Level: Critical Risk Assessment: Information for how Juniper Networks uses CVSS can be found at KB 16446 "Common Vulnerability Scoring System (CVSS) and Juniper's Security Advisories." - --------------------------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 iQIVAwUBXDfaLWaOgq3Tt24GAQiMFw//QdQKcBrKS0eNdvFuI1eR6VDjVWN96AYn b+xaY8X/AT0Ah63iANpwbBFEpFfTLEL9q9iGzGhFBD6NoQ6niuwoZgMtYA9N6/jy xPJi/2VJkJvmIYD9smNkDbNahHu4Nc+lsJIv+sjNjR1rNm+mmBWUrgFAdk2vP6tp KjfGjZDtzSdOrbUOQR+W65/VL/fz173ceXcwE3QFUwg4zm5VsyKH2zqbLwsMezzJ J7P0oDE8xl2zieQuF3f/iK4jsRa/xtSMP9UB8V4JgQT3JY4+PTdoXoSoeIiqiS+J FgqO4H8QJJgPpgnNcpqiQVo8nMUQ5x1nnwVrZEcl6HGonhyaThiACobqdQZetWuk cxUS/Qs61Pbzx2khENEq/m1ITl5AnXkSRCNMlsW/nARp7E83v8dNpfbR09nuBGNi 8nBp8vcoc6L2KYRpm99vqRayw/kt7uuTRTbUa0dcDfuI4HhowvU8k9P+67BftfRY uWxMYxCu9fkHsguabeK3t28l2sLgPmn5/FgFoukvnI3vF/18qryJPYX2T/+XrFjK QmaerN+9FYdXFp7jbgjXcT7YLAazJ90cTKC0QPNj77Hn1rAyShOna27OedTbZ97k jELd/Ep1ni0prjkuRxq+8VRIInmkSISpRM+NYBJWx8f4cNNwSbXKIgoN1TzPWHWG zPLyl9TMP38= =hEc2 -----END PGP SIGNATURE-----