27 February 2020
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.0700 python-pysaml2 security update 27 February 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: python-pysaml2 Publisher: Debian Operating System: Debian GNU/Linux 8 Impact/Access: Provide Misleading Information -- Remote/Unauthenticated Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-5390 Reference: ESB-2020.0637 ESB-2020.0224 Original Bulletin: https://lists.debian.org/debian-lts-announce/2020/02/msg00025.html - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Package : python-pysaml2 Version : 2.0.0-1+deb8u3 CVE ID : CVE-2020-5390 Debian Bug : 949322 It was discovered that pysaml2, a Python implementation of SAML to be used in a WSGI environment, was susceptible to XML signature wrapping attacks, which could result in a bypass of signature verification. For Debian 8 "Jessie", this problem has been fixed in version 2.0.0-1+deb8u3. We recommend that you upgrade your python-pysaml2 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+nUbEiOQ2gwIFAl5WU7sACgkQnUbEiOQ2 gwIIAQ/9G1YRLZmT/Hiui0FpnPw8shMF4aoFl02VSUf4Vk9HlEgW7hVUJrpOTfMf DI4O8e3pJq8kqvfRPUWLarwGICm40U8UBBUNM332nt6XWxf6Tx/vp4Jwzx6r9b0v XsuNfHYOMoC2zhy52VVpe50Xwu8GyuKHyo+OKNh1W0lYZowec2mRqjq+k3oxno82 ARzxZdCqwV9X3V6Bk29fJSuVxmEtEos2Yw/JIIPfA3eWsDQZEKItpAuaiZpVwadH LiOhG7rxC2hR949x7ewGXCRBksW+Vx0jW9iMGrbwkTjj2iT+6X1yOTDc4EU0/EKy bn+wH9XaG4Vu1v969xIJY4ikFch/2vprmR2K0OB2KmqCKGI4FwsH21clelybekg5 bivu1Er8mz1fG5LfFQsOYLDDFh3vf2L1yTzfDs1Uw7ofLpFISSAH2FL9j/NMYTlS bkqWkbJXm/y6XdrMdpjHIWYktW7BQKVRYRcw7pj6cFjc5GZL4MK+7Em1DUbBTl0n MBVzIz2/pd7q/wV01YIQsrNTdVP/ne0aqmoUvvpUZb+SpCJN855qm5FxV9VNnKks HWtTTnH4CzPssx1/mDrWk9RyNn2uv2QeGM9HGBirJxc8//XBACof5hPmEUSQLaz9 zfCnhSRtx5Qv2zCnpz6dT/pjcZCUSn0z9/rbq+vx0zwkXC5pcPE= =kWui - -----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 firstname.lastname@example.org 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: email@example.com 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 iQIVAwUBXlca/maOgq3Tt24GAQikbQ/6AhkS3JbNNVL6CwmMgWv0WR3BHFAZxpKz vQRPyz/qqVkzO9lMW7mNsPCtX0Rk1fnueYwK/om6TUjdw4Rodt1SDgOOC/+VRyWl 6IA46t00NNSVPCF8cetD8SZVbhN2OKIWFbeNYco9c0TlTIytZ+4NMMTmgdt/LtVd hyg04jt8FS9fvyex3SLipi4AM4Mo9OK3JJ7WTik93FBiYxMhwMn3IDRrAEtDNs4p IPymL5iMyeER7+4qNWiaax0K/NBNedV7UG0nRBYTcuXuS4ErmxBUFwE4Gg06ze48 oOQApO8kZZ8t3m7OD5VlB0YA8TJVyAvsO56RkEB+7DYWOy3Rc8yX1fFCZhPvRopC 9TDyIXpT3kuyEMpy46pUGyZbeaSiywZiw7Mq9ubXbULRVUCBrdNzZtJiQFpdB6cf dlskz6DnVXF7crFY4MeXWxEwEice/Ur/4rl+QEQyNRk6Lmm93Q6RL7DHjqqVmmTm oTFTqlFsNZqhq/pUNISqB2P7QcnVYTpMe1esjxkL/rvyM1q6l+1IwLgIDzZeWAdC ZHKvna3Y5A8NwgVNMzcKrAZendX4NWVkODbrL93UYkQDQZOMgCpcq5tVQUTRZW2W j9VgjOIYq3Kbx9GcVmKaChz3OK6t+yOtticTkEiFeIVyWzhceYZT7OqeY0HVF3T/ CCbCQIzRg08= =ZZG/ -----END PGP SIGNATURE-----