CVE-2018-1000078
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 Cross Site Scripting (XSS) vulnerability in gem server display of homepage attribute that can result in XSS. This attack appear to be exploitable via the victim must browse to a malicious gem on a vulnerable gem server. This vulnerability appears to have been fixed in 2.7.6.
SeverityMedium
CVSS6.1
Exploit probability—
Product
Rubygems
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 | — |
| debian debian_linux | 7.0 | — |
| rubygems-updateRubyGems | v < 2.7.6 | 2.7.6 |
| org.jruby:jruby-stdlibMaven | v < 9.1.16.0 | 9.1.16.0 |
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