High severity · published Mar 13, 2018
CVE-2018-1000074
RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk…
7.8
CVSS
2.9%
EPSS
No
On KEV
Description
RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Deserialization of Untrusted Data vulnerability in owner command that can result in code execution. This attack appear to be exploitable via victim must run the `gem owner` command on a gem with a specially crafted YAML file. This vulnerability appears to have been fixed in 2.7.6.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.9% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RU
Rubygems · Rubygems
through 2.2.9; through 2.3.6; through 2.4.3; through 2.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1000074
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1000074
Vendor Advisory
http://blog.rubygems.org/2018/02/15/2.7.6-released.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:3729
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:3730
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:3731
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:2028
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