CVE-2018-1000079
Medium
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 Directory Traversal vulnerability in gem installation that can result in the gem could write to arbitrary filesystem locations during installation. This attack appear to be exploitable via the victim must install a malicious gem. This vulnerability appears to have been fixed in 2.7.6.
SeverityMedium
CVSS5.5
Exploit probability86. percentile2.8%
ProductRubygems
PublishedMar 13, 2018
First seenMar 13, 2018
How to fix
Update
- rubygems-update2.7.6 or later
- org.jruby:jruby-stdlib9.1.16.0 or later
Vendor advisories
- debian.org/security/2018/dsa-4219
- usn.ubuntu.com/3621-1/
- access.redhat.com/errata/RHSA-2018:3729
- access.redhat.com/errata/RHSA-2018:3730
- access.redhat.com/errata/RHSA-2018:3731
- debian.org/security/2018/dsa-4259
- access.redhat.com/errata/RHSA-2019:2028
- access.redhat.com/errata/RHSA-2020:0542
- access.redhat.com/errata/RHSA-2020:0591
- access.redhat.com/errata/RHSA-2020:0663
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| rubygems rubygems | v ≤ 2.2.9, v ≤ 2.3.6, v ≤ 2.4.3, v ≤ 2.5.0 | — |
| rubygems-updateRubyGems | v < 2.7.6 | 2.7.6 |
| org.jruby:jruby-stdlibMaven | v < 9.1.16.0 | 9.1.16.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.