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    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.

    Published:Aug 1, 2007
    Last Modified:Apr 23, 2026
    EPS:Aug 8, 2007
    EPSS Score:0.00155
    CVSS Score:1.2

    Affected Products

    Vendor
    Openssl
    Product
    Openssl
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    CVE-2026-63072 (CVSS 7.5) — Issue summary: OpenSSL CMS decryption sizes the key-unwrap output buffer based on querying the unwrapped key s…
    CVE-2026-54874 (CVSS 7.5) — Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to b…
    CVE-2026-14457 (CVSS 7.5) — Issue summary: In a server or client configuration with RFC7250 Raw Public Keys (RPKs) enabled, and only the p…
    CVE-2026-63076 (CVSS 7.5) — Issue summary: OpenSSL CMP password based protection verification only checks whether the protectionAlg parame…
    CVE-2026-63074 (CVSS 5.9) — Issue summary: The OpenSSL Certificate Management Protocol (CMP) caches additional certificates (extraCerts) s…
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    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
    http://www.securityfocus.com/archive/1/476341/100/0/threaded
    http://www.securityfocus.com/archive/1/485936/100/0/threaded
    http://www.securityfocus.com/archive/1/486859/100/0/threaded
    http://www.securityfocus.com/bid/25163
    http://www.vmware.com/security/advisories/VMSA-2008-0001.html
    http://www.vmware.com/security/advisories/VMSA-2008-0013.html
    http://www.vupen.com/english/advisories/2007/2759
    http://www.vupen.com/english/advisories/2007/4010
    http://www.vupen.com/english/advisories/2008/0064
    http://www.vupen.com/english/advisories/2008/2361
    http://www.vupen.com/english/advisories/2008/2362
    http://www.vupen.com/english/advisories/2008/2396
    https://issues.rpath.com/browse/RPL-1613
    https://issues.rpath.com/browse/RPL-1633
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9984
    https://usn.ubuntu.com/522-1/
    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
    http://www.securityfocus.com/archive/1/476341/100/0/threaded
    http://www.securityfocus.com/archive/1/485936/100/0/threaded
    http://www.securityfocus.com/archive/1/486859/100/0/threaded
    http://www.securityfocus.com/bid/25163
    http://www.vmware.com/security/advisories/VMSA-2008-0001.html
    http://www.vmware.com/security/advisories/VMSA-2008-0013.html
    http://www.vupen.com/english/advisories/2007/2759
    http://www.vupen.com/english/advisories/2007/4010
    http://www.vupen.com/english/advisories/2008/0064
    http://www.vupen.com/english/advisories/2008/2361
    http://www.vupen.com/english/advisories/2008/2362
    http://www.vupen.com/english/advisories/2008/2396
    https://issues.rpath.com/browse/RPL-1613
    https://issues.rpath.com/browse/RPL-1633
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9984
    https://usn.ubuntu.com/522-1/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High