From security@linux-mandrake.com Tue Mar 25 21:11:10 2003 From: Mandrake Linux Security Team To: bugtraq@securityfocus.com Date: 25 Mar 2003 18:21:37 -0000 Subject: MDKSA-2003:035 - Updated openssl packages fix RSA-related insecurities -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ________________________________________________________________________ Mandrake Linux Security Update Advisory ________________________________________________________________________ Package name: openssl Advisory ID: MDKSA-2003:035 Date: March 25th, 2003 Affected versions: 7.2, 8.0, 8.1, 8.2, 9.0, 9.1, Corporate Server 2.1, Multi Network Firewall 8.2, Single Network Firewall 7.2 ________________________________________________________________________ Problem Description: Researchers discovered a timing-based attack on RSA keys that OpenSSL is generally vulnerable to, unless RSA blinding is enabled. Patches from the OpenSSL team have been applied to turn RSA blinding on by default. An extension of the "Bleichenbacher attack" on RSA with PKS #1 v1.5 padding as used in SSL 3.0 and TSL 1.0 was also created by Czech cryptologists Vlastimil Klima, Ondrej Pokorny, and Tomas Rosa. This attack requires the attacker to open millions of SSL/TLS connections to the server they are attacking. This is done because the server's behaviour when faced with specially crafted RSA ciphertexts can reveal information that would in effect allow the attacker to perform a single RSA private key operation on a ciphertext of their choice, using the server's RSA key. Despite this, the server's RSA key is not compromised at any time. Patches from the OpenSSL team modify SSL/TLS server behaviour to avoid this vulnerability. ________________________________________________________________________ References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0147 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0131 http://www.openssl.org/news/secadv_20030317.txt http://www.openssl.org/news/secadv_20030319.txt http://eprint.iacr.org/2003/052/ http://crypto.stanford.edu/~dabo/abstracts/ssl-timing.html ________________________________________________________________________ Updated Packages: Corporate Server 2.1: 1f97f51fc7844e5f6802e3aa6ca74791 corporate/2.1/RPMS/openssl-0.9.6i-1.4mdk.i586.rpm d040d1e5d74236246dc6e704bb2203f3 corporate/2.1/RPMS/libopenssl0-0.9.6i-1.4mdk.i586.rpm 2f97c2eb1dfcc103ee9d9b7bc0da1ce6 corporate/2.1/RPMS/libopenssl0-devel-0.9.6i-1.4mdk.i586.rpm 8ced8d0418a91356f5ca9cb0c92ed13c corporate/2.1/RPMS/libopenssl0-static-devel-0.9.6i-1.4mdk.i586.rpm af0095b439927a91290dd7042ee5628b corporate/2.1/SRPMS/openssl-0.9.6i-1.4mdk.src.rpm Linux-Mandrake 7.2: 2456e38a9b1cb8a7a417ce813722d359 7.2/RPMS/openssl-0.9.5a-9.5mdk.i586.rpm 25570e4332467ed6b9b66f7b83b98a5f 7.2/RPMS/openssl-devel-0.9.5a-9.5mdk.i586.rpm b81d7f132522e14f3ff3c72084ff598d 7.2/SRPMS/openssl-0.9.5a-9.5mdk.src.rpm Mandrake Linux 8.0: 81d9b10942d49d2f9ced14e3a71424fd 8.0/RPMS/openssl-0.9.6i-1.3mdk.i586.rpm 606e4b4e4e3b616bed2010853e53d51d 8.0/RPMS/openssl-devel-0.9.6i-1.3mdk.i586.rpm 3b74a6605f4432dbe0edde40aa3dcadb 8.0/SRPMS/openssl-0.9.6i-1.3mdk.src.rpm Mandrake Linux 8.0/PPC: cdcb83e78a92995f41abc3cb609a3c1a ppc/8.0/RPMS/openssl-0.9.6i-1.3mdk.ppc.rpm 4ab4f18f118d908b25582c448b36e8ef ppc/8.0/RPMS/openssl-devel-0.9.6i-1.3mdk.ppc.rpm 3b74a6605f4432dbe0edde40aa3dcadb ppc/8.0/SRPMS/openssl-0.9.6i-1.3mdk.src.rpm Mandrake Linux 8.1: b2ec1909cd8d4b545f400dfdd8dd21b8 8.1/RPMS/openssl-0.9.6i-1.4mdk.i586.rpm a5958222e4b56b28310b433a4cbf404c 8.1/RPMS/libopenssl0-0.9.6i-1.4mdk.i586.rpm f320b1015cf36d96e7112b422eaac247 8.1/RPMS/libopenssl0-devel-0.9.6i-1.4mdk.i586.rpm 0ac93e28e8ea7961271fb1347bce45c0 8.1/RPMS/libopenssl0-static-devel-0.9.6i-1.4mdk.i586.rpm af0095b439927a91290dd7042ee5628b 8.1/SRPMS/openssl-0.9.6i-1.4mdk.src.rpm Mandrake Linux 8.1/IA64: e5bf45db5e39cabb968f67714fed5dc7 ia64/8.1/RPMS/openssl-0.9.6i-1.4mdk.ia64.rpm c980bab7c8b6ca490b10320c0627b8c8 ia64/8.1/RPMS/libopenssl0-0.9.6i-1.4mdk.ia64.rpm 7cc714df2377bf7e829e0b3c4beca86e ia64/8.1/RPMS/libopenssl0-devel-0.9.6i-1.4mdk.ia64.rpm 132dafc5478b2d29ccbe00db9cdf4e23 ia64/8.1/RPMS/libopenssl0-static-devel-0.9.6i-1.4mdk.ia64.rpm af0095b439927a91290dd7042ee5628b ia64/8.1/SRPMS/openssl-0.9.6i-1.4mdk.src.rpm Mandrake Linux 8.2: dda78cd11a20595e53312afc653fac9f 8.2/RPMS/openssl-0.9.6i-1.4mdk.i586.rpm 4a7cd0178f82443f809cb38891582175 8.2/RPMS/libopenssl0-0.9.6i-1.4mdk.i586.rpm 74b935ecd6879032ac68b5b44ad5c561 8.2/RPMS/libopenssl0-devel-0.9.6i-1.4mdk.i586.rpm 98c8aea58c05af35f8332cb41bd270af 8.2/RPMS/libopenssl0-static-devel-0.9.6i-1.4mdk.i586.rpm af0095b439927a91290dd7042ee5628b 8.2/SRPMS/openssl-0.9.6i-1.4mdk.src.rpm Mandrake Linux 8.2/PPC: 2473c3a4fa6d6590ba1cc159db8ed340 ppc/8.2/RPMS/openssl-0.9.6i-1.4mdk.ppc.rpm d1305bcf73666db63baebed6804b8a6c ppc/8.2/RPMS/libopenssl0-0.9.6i-1.4mdk.ppc.rpm 64f4c5e2c6208a391672a4402928200f ppc/8.2/RPMS/libopenssl0-devel-0.9.6i-1.4mdk.ppc.rpm 54d6290be283a0c38e54158db6a97474 ppc/8.2/RPMS/libopenssl0-static-devel-0.9.6i-1.4mdk.ppc.rpm af0095b439927a91290dd7042ee5628b ppc/8.2/SRPMS/openssl-0.9.6i-1.4mdk.src.rpm Mandrake Linux 9.0: 1f97f51fc7844e5f6802e3aa6ca74791 9.0/RPMS/openssl-0.9.6i-1.4mdk.i586.rpm d040d1e5d74236246dc6e704bb2203f3 9.0/RPMS/libopenssl0-0.9.6i-1.4mdk.i586.rpm 2f97c2eb1dfcc103ee9d9b7bc0da1ce6 9.0/RPMS/libopenssl0-devel-0.9.6i-1.4mdk.i586.rpm 8ced8d0418a91356f5ca9cb0c92ed13c 9.0/RPMS/libopenssl0-static-devel-0.9.6i-1.4mdk.i586.rpm af0095b439927a91290dd7042ee5628b 9.0/SRPMS/openssl-0.9.6i-1.4mdk.src.rpm Mandrake Linux 9.1: 288774348383b48d7df2aab9a0880bca 9.1/RPMS/openssl-0.9.7a-1.1mdk.i586.rpm 0c74aa06e11cebfd819f791bcc4273d5 9.1/RPMS/libopenssl0-0.9.6i-1.1mdk.i586.rpm 2b55957ae61d7358f285c9c0367faaaa 9.1/RPMS/libopenssl0.9.7-0.9.7a-1.1mdk.i586.rpm 21742fc79ee8127df48c2ac8e442dd9e 9.1/RPMS/libopenssl0.9.7-devel-0.9.7a-1.1mdk.i586.rpm 773588cdfb5e60f79bc9fba2c519e558 9.1/RPMS/libopenssl0.9.7-static-devel-0.9.7a-1.1mdk.i586.rpm 0b94e67c6e3e1bc3401a527094bc00de 9.1/SRPMS/openssl-0.9.7a-1.1mdk.src.rpm b95b94b3edb0c6a1a7c1e8d3d1f028fa 9.1/SRPMS/openssl0.9.6-0.9.6i-1.1mdk.src.rpm Mandrake Linux 9.1/PPC: 00f6efe10d3d5b6a0190ccd5498c09e5 ppc/9.1/RPMS/openssl-0.9.7a-1.1mdk.ppc.rpm 622128e23bbe2e34c90bd4ee27384621 ppc/9.1/RPMS/libopenssl0-0.9.6i-1.1mdk.ppc.rpm 8398460586e2e2551db62d7206bdc9db ppc/9.1/RPMS/libopenssl0.9.7-0.9.7a-1.1mdk.ppc.rpm ccc5f5eb95404a3f114dbe486d466350 ppc/9.1/RPMS/libopenssl0.9.7-devel-0.9.7a-1.1mdk.ppc.rpm cfcfacd4af2fcd34afa32d9494e81277 ppc/9.1/RPMS/libopenssl0.9.7-static-devel-0.9.7a-1.1mdk.ppc.rpm 0b94e67c6e3e1bc3401a527094bc00de ppc/9.1/SRPMS/openssl-0.9.7a-1.1mdk.src.rpm b95b94b3edb0c6a1a7c1e8d3d1f028fa ppc/9.1/SRPMS/openssl0.9.6-0.9.6i-1.1mdk.src.rpm Multi Network Firewall 8.2: dda78cd11a20595e53312afc653fac9f mnf8.2/RPMS/openssl-0.9.6i-1.4mdk.i586.rpm 4a7cd0178f82443f809cb38891582175 mnf8.2/RPMS/libopenssl0-0.9.6i-1.4mdk.i586.rpm af0095b439927a91290dd7042ee5628b mnf8.2/SRPMS/openssl-0.9.6i-1.4mdk.src.rpm Single Network Firewall 7.2: 2456e38a9b1cb8a7a417ce813722d359 snf7.2/RPMS/openssl-0.9.5a-9.5mdk.i586.rpm b81d7f132522e14f3ff3c72084ff598d snf7.2/SRPMS/openssl-0.9.5a-9.5mdk.src.rpm ________________________________________________________________________ Bug IDs fixed (see https://qa.mandrakesoft.com for more information): ________________________________________________________________________ To upgrade automatically, use MandrakeUpdate. The verification of md5 checksums and GPG signatures is performed automatically for you. If you want to upgrade manually, download the updated package from one of our FTP server mirrors and upgrade with "rpm -Fvh *.rpm". A list of FTP mirrors can be obtained from: http://www.mandrakesecure.net/en/ftp.php Please verify the update prior to upgrading to ensure the integrity of the downloaded package. You can do this with the command: rpm --checksig All packages are signed by MandrakeSoft for security. You can obtain the GPG public key of the Mandrake Linux Security Team from: https://www.mandrakesecure.net/RPM-GPG-KEYS Please be aware that sometimes it takes the mirrors a few hours to update. You can view other update advisories for Mandrake Linux at: http://www.mandrakesecure.net/en/advisories/ MandrakeSoft has several security-related mailing list services that anyone can subscribe to. Information on these lists can be obtained by visiting: http://www.mandrakesecure.net/en/mlist.php If you want to report vulnerabilities, please contact security_linux-mandrake.com Type Bits/KeyID Date User ID pub 1024D/22458A98 2000-07-10 Linux Mandrake Security Team - -----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.0.7 (GNU/Linux) mQGiBDlp594RBAC2tDozI3ZgQsE7XwxurJCJrX0L5vx7SDByR5GHDdWekGhdiday L4nfUax+SeR9SCoCgTgPW1xB8vtQc8/sinJlMjp9197a2iKM0FOcPlkpa3HcOdt7 WKJqQhlMrHvRcsivzcgqjH44GBBJIT6sygUF8k0lU6YnMHj5MPc/NGWt8wCg9vKo P0l5QVAFSsHtqcU9W8cc7wMEAJzQsAlnvPXDBfBLEH6u7ptWFdp0GvbSuG2wRaPl hynHvRiE01ZvwbJZXsPsKm1z7uVoW+NknKLunWKB5axrNXDHxCYJBzY3jTeFjsqx PFZkIEAQphLTkeXXelAjQ5u9tEshPswEtMvJvUgNiAfbzHfPYmq8D6x5xOw1IySg 2e/LBACxr2UJYCCB2BZ3p508mAB0RpuLGukq+7UWiOizy+kSskIBg2O7sQkVY/Cs iyGEo4XvXqZFMY39RBdfm2GY+WB/5NFiTOYJRKjfprP6K1YbtsmctsX8dG+foKsD LLFs7OuVfaydLQYp1iiN6D+LJDSMPM8/LCWzZsgr9EKJ8NXiyrQ6TGludXggTWFu ZHJha2UgU2VjdXJpdHkgVGVhbSA8c2VjdXJpdHlAbGludXgtbWFuZHJha2UuY29t PohWBBMRAgAWBQI5aefeBAsKBAMDFQMCAxYCAQIXgAAKCRCaqNDQIkWKmK6LAKCy /NInDsaMSI+WHwrquwC5PZrcnQCeI+v3gUDsNfQfiKBvQSANu1hdulqIRgQQEQIA BgUCOtNVGQAKCRBZ5w3um0pAJJWQAKDUoL5He+mKbfrMaTuyU5lmRyJ0fwCgoFAP WdvQlu/kFjphF740XeOwtOqIRgQQEQIABgUCOu8A6QAKCRBynDnb9lq3CnpjAJ4w Pk0SEE9U4r40IxWpwLU+wrWVugCdFfSPllPpZRCiaC7HwbFcfExRmPaIRgQQEQIA BgUCPI+UAwAKCRDniYrgcHcf8xK5AKCm/Mq8qP8GE0o1hEX22QsJMZwH5gCfZ72H 8TacOb3oAmBdprf+K6gkdOiIRgQQEQIABgUCOtOieAAKCRCv2bZyU0yB80MeAJ9K +jXt0cKuaUonRU+CRGetk6t9dgCfTRRL6/puOKdD6md70+K5EBBSvsG0OE1hbmRy YWtlIExpbnV4IFNlY3VyaXR5IFRlYW0gPHNlY3VyaXR5QG1hbmRyYWtlc29mdC5j b20+iFcEExECABcFAjyPnuUFCwcKAwQDFQMCAxYCAQIXgAAKCRCaqNDQIkWKmFi+ AJsHhohgnU3ik4+gy3EdFlB2i/MBoACg6lHn5cnVvTcmgNccWxeNxLLZI5e5AQ0E OWnn7xAEAOQlTVY4TiNo5V/iP0J1xnqjqlqZsU7yEBKo/gZz6/+hx75RURe1ebiJ 9F779FQbpJ9Epz1KLSXvq974rnVb813zuGdmgFyk+ryA/rTR2RQ8h+EoNkwmATzR xBXVJb57fFQjxOu4eNjZAtfII/YXb0uyXXrdr5dlJ/3eXrcO4p0XAAMFBACCxo6Z 269s+A4v8C6Ui12aarOQcCDlV8cVG9LkyatU3FNTlnasqwo6EkaP572448weJWwN 6SCXVl+xOYLiK0hL/6Jb/O9Agw75yUVdk+RMM2I4fNEi+y4hmfMh2siBv8yEkEvZ jTcl3TpkTfzYky85tu433wmKaLFOv0WjBFSikohGBBgRAgAGBQI5aefvAAoJEJqo 0NAiRYqYid0AoJgeWzXrEdIClBOSW5Q6FzqJJyaqAKC0Y9YI3UFlE4zSIGjcFlLJ EJGXlA== =yGlX - -----END PGP PUBLIC KEY BLOCK----- -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (GNU/Linux) iD8DBQE+gJ4xmqjQ0CJFipgRAvPzAKCR1bDWb8DyVDQlMPFhUUdQfivNGACeMBQ7 RKEJEXBQQRKgBuKRrrISLtQ= =UEa1 -----END PGP SIGNATURE-----