CVE-2003-0147

N/A Unknown
Published: March 31, 2003 Modified: April 16, 2026
View on NVD

Description

OpenSSL does not use RSA blinding by default, which allows local and remote attackers to obtain the server's private key by determining factors using timing differences on (1) the number of extra reductions during Montgomery reduction, and (2) the use of different integer multiplication algorithms ("Karatsuba" and normal).

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.kb.cert.org/vuls/id/997481
Source: cve@mitre.org
Third Party Advisory US Government Resource
ftp://ftp.sco.com/pub/security/OpenLinux/CSSA-2003-014.0.txt
Source: af854a3a-2127-422b-91ae-364da2661108
http://archives.neohapsis.com/archives/vulnwatch/2003-q1/0130.html
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://crypto.stanford.edu/~dabo/papers/ssl-timing.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000625
Source: af854a3a-2127-422b-91ae-364da2661108
http://marc.info/?l=bugtraq&m=104766550528628&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
http://marc.info/?l=bugtraq&m=104792570615648&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
http://marc.info/?l=bugtraq&m=104819602408063&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
http://marc.info/?l=bugtraq&m=104829040921835&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
http://marc.info/?l=bugtraq&m=104861762028637&w=2
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.debian.org/security/2003/dsa-288
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.gentoo.org/security/en/glsa/glsa-200303-23.xml
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.kb.cert.org/vuls/id/997481
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
http://www.openssl.org/news/secadv_20030317.txt
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.redhat.com/support/errata/RHSA-2003-101.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.redhat.com/support/errata/RHSA-2003-102.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/archive/1/316165/30/25370/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/archive/1/316165/30/25370/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/archive/1/316577/30/25310/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/archive/1/316577/30/25310/threaded
Source: af854a3a-2127-422b-91ae-364da2661108

46 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
28.7%
97th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

stunnel openpkg openssl