Vulnerability Monitor

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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.

Published

2019-11-26T05:15:13.960

Last Modified

2024-11-21T01:31:53.367

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-326

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ruby-lang	ruby	< 1.9.3	Yes

References

http://www.openwall.com/lists/oss-security/2013/07/01/1 Mailing List, Third Party Advisory ([email protected])
https://access.redhat.com/security/cve/cve-2011-4121 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4121 Issue Tracking, Third Party Advisory ([email protected])
https://security-tracker.debian.org/tracker/CVE-2011-4121 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2013/07/01/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/security/cve/cve-2011-4121 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-4121 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security-tracker.debian.org/tracker/CVE-2011-4121 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)