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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT Security Bulletin ASB-2012.0134 Wireshark 1.8.3 has been released 4 October 2012 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Wireshark Operating System: Windows UNIX variants (UNIX, Linux, OSX) Impact/Access: Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2012-5240 CVE-2012-5239 CVE-2012-5238 CVE-2012-5237 Member content until: Saturday, November 3 2012 OVERVIEW Multiple vulnerabilities have been fixed in Wireshark 1.8.3. IMPACT The vendor has provided the following information: CVE-2012-5237: "It may be possible to make Wireshark consume excessive CPU resources by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file." [1] CVE-2012-5238: "It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file." [2] CVE-2012-5239: "It may be possible to make Wireshark consume excessive CPU resources by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file." [3] CVE-2012-5240: "It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file." [4] MITIGATION Users should upgrade to Wireshark 1.8.3 or later. [5] REFERENCES [1] Wireshark HSRP dissector infinite loop http://www.wireshark.org/security/wnpa-sec-2012-26.html [2] Wireshark PPP dissector crash http://www.wireshark.org/security/wnpa-sec-2012-27.html [3] Wireshark DRDA dissector infinite loop http://www.wireshark.org/security/wnpa-sec-2012-28.html [4] Wireshark LDP dissector buffer overflow http://www.wireshark.org/security/wnpa-sec-2012-29.html [5] Wireshark 1.8.3 Release Notes https://www.wireshark.org/docs/relnotes/wireshark-1.8.3.html AusCERT has made every effort to ensure that the information contained in this document is accurate. However, the decision to use the information described is the responsibility of each user or organisation. 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. =========================================================================== 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 iQIVAwUBUGzt3e4yVqjM2NGpAQKD1xAAqs++MgKEutKxuwUVqe6cwN7gDcSpBLp2 wrd+KeYrZ43cVYdi+xYYThenAdOnUkO0BX3QloNVVsc+qTSmENaQLn8m9p2R9D1j 5nFoU86k/02cwsfZqAlmbxDVy4o70a5WJa+oX3NlbHU9PM1hLk8hrsiHXqYHqWcf Us4BkjysBxpxx1qO1l5/eu43za43wzaQ6DbLMK2Aro7zfAg24XZEYajX7ZHCOZwF F+8C19n9l2da8Ibn+Jw9Qyuw4URL29ku5mBg2+fVq6mDChyfJuBGKaVX1JVWdSpz 5PbgFGOtRKyRiudmA9VYopDHdUBfGFbt+UhMNmDaCTjIw5/4TMDRjNX7feX7ceDK VxgBlAEVuILo3OV2oAF5v2PS0paobd/Oy/70FAm7hD6FnF1+LOK+g89Y/pV/6ms2 pZ1o15ThtpLFu/p1rGhTjok0G4146hsaRx2twqNzvPp71a6IgCbLrlu5CW7diMxU KJ+nrNyy90gHZu8bUzDd7Ry6inrumbITi9qYxgxOfwBTxJmFMI2YpIVNaKcG9fad Q8/rG5iTwG7MTCc4L2zh+rqfFDLsClOHyzMaov8NBGTNHF/MjXnprM9xogNmomI4 4kN9itG7UvPIeREC9wzKHwknuBksp4sAb9M4FOoWSREdbr2MTXC94nc8C9sbK9jx hz4YSeUBW2Y= =NU7c -----END PGP SIGNATURE-----