VDB
CVE-2011-4354
CVE-2011-4354
PUBLISHED
CVSS 5.800000190734863 MEDIUM
crypto/bn/bn_nist.c in OpenSSL before 0.9.8h on 32-bit platforms, as used in stunnel and other products, in certain circumstances involving ECDH or ECDHE cipher suites, uses an incorrect modular reduction algorithm in its implementation of the P-256 and P-384 NIST elliptic curves, which allows remote attackers to obtain the private key of a TLS server via multiple handshake attempts.
EPSS 2.99% · 87.1th percentile
Risk Scores
CVSS 2.0
5.800000190734863
EPSS Score
2.99%
87.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| openssl | openssl | 0.9.6, 0, 0.9.2b |
| n/a | n/a | n/a |
Timeline
- Jan 27, 2012 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 21, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Oct 28, 2022 EPSS Score
- Dec 20, 2022 EPSS Score
- Feb 11, 2023 EPSS Score
- Apr 5, 2023 EPSS Score
- May 28, 2023 EPSS Score
- Jul 20, 2023 EPSS Score
- Sep 11, 2023 EPSS Score
References
- http://crypto.di.uminho.pt/CACE/CT-RSA2012-openssl-src.zip url
- http://rt.openssl.org/Ticket/Display.html?id=1593&user=guest&pass=guest url
- http://marc.info/?t=119271238800004 url
- https://nvd.nist.gov/vuln/detail/CVE-2011-4354 advisory
- http://www.debian.org/security/2012/dsa-2390 url
- http://cvs.openssl.org/filediff?f=openssl/crypto/bn/bn_nist.c&v1=1.14&v2=1.21 technical
- http://eprint.iacr.org/2011/633 technical
- http://openwall.com/lists/oss-security/2011/12/01/6 technical
- https://bugzilla.redhat.com/show_bug.cgi?id=757909 technical