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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2023.3085 kamailio security update 31 May 2023 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kamailio Publisher: Debian Operating System: Debian GNU/Linux Resolution: Patch/Upgrade CVE Names: CVE-2020-27507 Original Bulletin: https://lists.debian.org/debian-lts-announce/2023/05/msg00030.html Comment: CVSS (Max): 9.8 CVE-2020-27507 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVSS Source: NVD Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 - - ------------------------------------------------------------------------- Debian LTS Advisory DLA-3438-1 debian-lts@lists.debian.org https://www.debian.org/lts/security/ Chris Lamb May 30, 2023 https://wiki.debian.org/LTS - - ------------------------------------------------------------------------- Package : kamailio Version : 5.2.1-1+deb10u1 CVE ID : CVE-2020-27507 It was discovered that there was a potential denial-of-service (DoS) attack in the Kamailio SIP telephony server. This was caused by the Kamailio server mishandling INVITE requests with duplicated fields. For Debian 10 buster, this problem has been fixed in version 5.2.1-1+deb10u1. We recommend that you upgrade your kamailio packages. For the detailed security status of kamailio please refer to its security tracker page at: https://security-tracker.debian.org/tracker/kamailio Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS - -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEwv5L0nHBObhsUz5GHpU+J9QxHlgFAmR2DvAACgkQHpU+J9Qx HljI7g//bsD28BbX8EWWa2Cc9H5EbM5a+4Mm2p3cSagkxM0gIqSshlUJqVlkx3fR eMLsiU+Scxj9+Z65SiUboKr7y/Am3Bu4Fr9+1jLIJW+meJB7Cdm77TD8YwujgkHK wIlsGsOsx8VhWJ3zKPKOWg4+Ux1N+WFKwrItFc/Zc/6kRfPqgtP9FgJFRgSpNROV bCjxr8wA9CyBoH5mNF75kcymdR3RA0KQ28FmMLwqPXh6vKv5wBUMLQ1CR64ssxT2 IFtEIx1LMX4EmKdmO5VUEPeXmzwpZ7mCR9luSeLhtYULLH2CUEv5Fy33AGHw3y0U Ae7sUhIHENdZEnpD1nCM6+NLAeWSJ7zXTn6AFU68uoOiB3J/QFvaksSQXh3ezGFj ZtGLaXMbSBuxb8hDV6RDQulLBO2wk3hKzJ4QoSxImA0dK6K3FTdxqRmyevxNwj+p 8daKNE9Uum2VOQ1PjRugHbX3/OrKlX/383YQnEVKsdkSjVlSgFOOiefMifRW5JXD P2mzWV4YIDORAOZAXvxqm/rDeCOnLtjmKVtqMhqlIn1Kxi2bHA8WFpxde4wbUwME 2YMbbGiC+uJ6V5JjrY2zL4vBQvdps/G7VcJYPCc2zAnCo0AFYEXXIirzDm6vieLL tp2nsZ3Y86QCwxhvv5G+bGHWnT4C4AvbNQlSssFe67rYMgcPlRc= =E+nI - -----END PGP SIGNATURE----- - --------------------------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: https://auscert.org.au/gpg-key/ iQIVAwUBZHaHsskNZI30y1K9AQivBxAArLUTsAhLDttD6LaflDH4s4n+k5iLmcvA 0+WPZzmE0a2U1Zsi6KHHqDl55oCkgF71bwO/qhtDBS344p0vnAhaBr+2pSeC5XJ6 2OXHXC7DUp0N1K67yKPJwFyau0j8C28xZ0FzC/uS8ElvIA+b+mZK//lRCss+9Edj OW351j1m9lIsA7BXKWK2qMAwB9AHU/Kh/cZJoM3zrH5/TpzppWs5afG0ffQ1qZjY b1cfOX0quueWYy8OnQ0wwmnNUYysGo6gf0ZZKIGG1SxmWICsdN1Wce4/pw5ByVXf ds3b0ncdV10Uaq6bPpE835Mzhr7dkHVn7gy432doz0n0KKIvFrI+0iE5vhYJGudW mQyZZUwtokRYuSB7y9m9RT27AtDKStRKUS6TQGdGO3AM8UYPRhIRQLf7Sxx/sCvf +/zfOUa7k2KSU8qzqlDZAXiQdA++A998pA/4f8JkoYJUCVLIgYRP6xnuHiboQvZT 0Lvi9PBOSuLu7HSLatAbbx9ALXbs4hnkQ+5gKBGwWQuFdllUtv5UlY0wa4YC9CI6 azKF1BLIrPiskLIbbSnU8nh2lAP+nRtQti33FgjYANt+6evQNBiKRFYIUoy0Fuyl sUCYB8f+Zusx3DV/8OUKtzCmevvZ3DGtH1oZPpHX2evBbu/mYddu0a0FZFnV0Yi9 Q/raw55j7/o= =Ci+I -----END PGP SIGNATURE-----