GoogleOSV:GHSA-6H88-QJPV-P32MOpenSSL gem for Ruby using inadequate encryption strength
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.004 Low
EPSS
Percentile
72.5%
The OpenSSL gem for Ruby uses the same initialization vector (IV) in GCM Mode (aes-*-gcm) when the IV is set before the key, which makes it easier for context-dependent attackers to bypass the encryption protection mechanism.
| CPE | Name | Operator | Version |
|---|---|---|---|
| openssl | eq | 2.0.0.beta.2 | |
| openssl | eq | 2.0.0.beta.1 |
References
www.openwall.com/lists/oss-security/2016/09/19/9
www.openwall.com/lists/oss-security/2016/09/30/6
www.openwall.com/lists/oss-security/2016/10/01/2
github.com/advisories/GHSA-6h88-qjpv-p32m
github.com/ruby/openssl
github.com/ruby/openssl/commit/8108e0a6db133f3375608303fdd2083eb5115062
github.com/ruby/openssl/issues/49
github.com/rubysec/ruby-advisory-db/blob/master/gems/openssl/CVE-2016-7798.yml
lists.debian.org/debian-lts-announce/2018/07/msg00012.html
nvd.nist.gov/vuln/detail/CVE-2016-7798
web.archive.org/web/20210121065227/https://www.securityfocus.com/bid/93031/info
www.debian.org/security/2017/dsa-3966
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.004 Low
EPSS
Percentile
72.5%