CVE-2007-3108

The BN_from_montgomery function in crypto/bn/bn_mont.c in OpenSSL 0.9.8e and earlier does not properly perform Montgomery multiplication, which might allow local users to conduct a side-channel attack and retrieve RSA private keys.

Score

CVSS 2.0 1.2 Low

Status

Modified - secalert@redhat.com

Published

2007-08-08

Last modified

2024-08-07

Affected products

• Openssl (Openssl)

References

• http://cvs.openssl.org/chngview?cn=16275
• http://lists.vmware.com/pipermail/security-announce/2008/000002.html
• http://openssl.org/news/patch-CVE-2007-3108.txt
• http://secunia.com/advisories/26411
• http://secunia.com/advisories/26893
• http://secunia.com/advisories/27021
• http://secunia.com/advisories/27078
• http://secunia.com/advisories/27097
• http://secunia.com/advisories/27205
• http://secunia.com/advisories/27330
• http://secunia.com/advisories/27770
• http://secunia.com/advisories/27870
• http://secunia.com/advisories/28368
• http://secunia.com/advisories/30161
• http://secunia.com/advisories/30220
• http://secunia.com/advisories/31467
• http://secunia.com/advisories/31489
• http://secunia.com/advisories/31531
• http://security.gentoo.org/glsa/glsa-200710-06.xml
• http://support.attachmate.com/techdocs/2374.html
• http://support.avaya.com/elmodocs2/security/ASA-2007-485.htm
• http://www.bluecoat.com/support/securityadvisories/advisory_openssl_rsa_key_reconstruction_vulnerability
• http://www.debian.org/security/2008/dsa-1571
• http://www.gentoo.org/security/en/glsa/glsa-200805-07.xml
• http://www.kb.cert.org/vuls/id/724968
• http://www.kb.cert.org/vuls/id/RGII-74KLP3
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:193
• http://www.redhat.com/support/errata/RHSA-2007-0813.html
• http://www.redhat.com/support/errata/RHSA-2007-0964.html
• http://www.redhat.com/support/errata/RHSA-2007-1003.html