CVE-2011-4121

The OpenSSL extension of Ruby (Git trunk) versions after 2011-09-01 up to 2011-11-03 always generated an exponent value of '1' to be used for private RSA key generation. A remote attacker could use this flaw to bypass or corrupt integrity of services, depending on strong private RSA keys generation mechanism.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
redhatCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
VendorProductVersion
ruby-langruby
1.8.7.334 ≤
𝑥
< 1.9.3
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ruby1.9.1
oneiric
not-affected
natty
not-affected
maverick
not-affected
lucid
not-affected
hardy
dne
Common Weakness Enumeration
References
http://www.openwall.com/lists/oss-security/2013/07/01/1
https://access.redhat.com/security/cve/cve-2011-4121
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4121
https://security-tracker.debian.org/tracker/CVE-2011-4121
http://www.openwall.com/lists/oss-security/2013/07/01/1
https://access.redhat.com/security/cve/cve-2011-4121
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4121
https://security-tracker.debian.org/tracker/CVE-2011-4121