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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2058 cups security update 16 July 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: cups Publisher: Debian Operating System: Debian GNU/Linux 8 Impact/Access: Increased Privileges -- Existing Account Access Confidential Data -- Existing Account Reduced Security -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-6553 CVE-2018-4181 CVE-2018-4180 Reference: ESB-2018.2025 ESB-2018.2021 Original Bulletin: https://security-tracker.debian.org/tracker/DLA-1426-1 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Package : cups Version : 1.7.5-11+deb8u4 CVE ID : CVE-2018-4180 CVE-2018-4181 CVE-2018-6553 Several vulnerabilities were discovered in CUPS, the Common UNIX Printing System. These issues have been identified with the following CVE ids: CVE-2018-4180 Dan Bastone of Gotham Digital Science discovered that a local attacker with access to cupsctl could escalate privileges by setting an environment variable. CVE-2018-4181 Eric Rafaloff and John Dunlap of Gotham Digital Science discovered that a local attacker can perform limited reads of arbitrary files as root by manipulating cupsd.conf. CVE-2018-6553 Dan Bastone of Gotham Digital Science discovered that an attacker can bypass the AppArmor cupsd sandbox by invoking the dnssd backend using an alternate name that has been hard linked to dnssd. For Debian 8 "Jessie", these problems have been fixed in version 1.7.5-11+deb8u4. We recommend that you upgrade your cups packages. 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----- iQIzBAEBCAAdFiEEcJymx+vmJZxd92Q+nUbEiOQ2gwIFAltJyc0ACgkQnUbEiOQ2 gwI4/g/+Luvd/ZnsEX4k3HI4DSpotCA5Mg9DthfqS3GC0NQpSGv5hiMWEx4h685f qeYse/W0DvHfBR0isNnhn8vKzV16fsym0n1T4GBGCheeaSwonVPNymF7zT9dvCcv juuGQ5T7nmQ1iptaLjbdS/3fV4uiV/RXNrNEJiO+O2AENoweQ2i4VjlBMyVLwl+H McaSCyADmyoiUN3Mt80MweQiRJ5b/Yt5aJ7ldVAsKTrc3PDp0QYbKy0Kra+X+2Ja K5SSXKW8G6hKWGVI9cWNNRt1EoczFDTuUrKzWiDc9+5RP3G/ePq7EkAinCmkzBOm nPU/ZO8bpTmD36Z2pux2vqJQP0T3qkLK4EHl1dMrvkohXfjAMOuZumJcmUTf/7/N 5E0D6yQPuyacKKm3c/4O5DLEBwAyOzPxUrREbMPEF+/FlM2DWDYr3j4KNHjt8S/0 gPitVSqoD/eE6LhqB+oBjEER2Wz+sOhLq81CyMg9ygG7LTIGPwARCMXckSq27Elg E38oGyD73BOcIcaT6RdsNkuMdYk6/3Ch1DXRlWz+JvS0d+eliQShcjV7cJ2lc2WB sn27y9U4g1H7rsbOdlsW+2vc7+ibKY98kJkZx1LSWEUr8uLaBVgFT9k5V+lrKZqB rgDPMjWQBOOvxPcOUBg3TTnRs8XjO0DEyPny/d1odTP1rrOQpWc= =w8fx - -----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: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBW0wRX2aOgq3Tt24GAQhbxBAAq6E4u6YSuftyrtbgAcbMGm0v5pXFsiNk 783TOwWC3OtsZ5xSDRIhey3gqWfNFOgsQjpEo3fMotKumlURyx7eE/hWmM2rbkuk hiyKP0sUqhykPY5Xhtoqll7N3ZfYvzaTCCLAzhjHniZTkKEg3gF2RZPVkE8iJrDo czPvasTJPcx0GlHL8rHQEFtFpugTzkEaCoqGbL2WDjN+WrFwUveLtA34zUYNDs0i mOsCFMUZ5yiba5afsThRLEKoipoP90xkT4E/hBhTyWuqlK3NvKUmdNGWryY2ZYXk JMJvvdYcQ6O20c6W36PTsiSTnDiD91eedMdfc+MsNX4+L0XrGvNosJWHQeQKwC4p w2NdOCk2/SZtZjOCeB8zrhbyC3Lv6lkyp+G+cv2xtpSUSqCzi9nWsEzM4XDXSk89 MV9oc98mMw00T0kumQAl0GPpPNs6Y51fSVEkw3g65iCekIkEchOTQH4KBJ+zZLqC FOBqYLudrFS7ATP1EDZFAsqYeofiwccR4bsGzK2WyW3CS0NFn+ZjxvzbsyvdHRym AgFkGAjTNhOpWl1MWKfwi5Ich9RPGsuHf4w/a5WD3k00gaNuZkTSd2OxIxmMOZrv 0pxhZRF2rukO5KxRlC6uabSS4YYmqKkjvyc/F0RiPwF6FntQfXbXmOehFlL7dt2c pkq8ze5B4+o= =XJ40 -----END PGP SIGNATURE-----