Ubuntu.comUB:CVE-2018-1000078CVE-2018-1000078
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.006 Low
EPSS
Percentile
78.2%
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.
Notes
| Author | Note |
|---|---|
| tyhicks | ruby{1.9.1,2.0,2.3} and jruby ship an embedded rubygems. |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | jruby | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | jruby | < 1.5.6-9+deb8u2build0.14.04.1~esm2) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
| ubuntu | 16.04 | noarch | jruby | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | ruby1.9.1 | < 1.9.3.484-2ubuntu1.8 | UNKNOWN |
| ubuntu | 14.04 | noarch | ruby2.0 | < 2.0.0.484-1ubuntu2.6 | UNKNOWN |
| ubuntu | 17.10 | noarch | ruby2.3 | < 2.3.3-1ubuntu1.4 | UNKNOWN |
| ubuntu | 16.04 | noarch | ruby2.3 | < 2.3.1-2~16.04.7 | UNKNOWN |
| ubuntu | 18.04 | noarch | ruby2.5 | < 2.5.1-1 | UNKNOWN |
| ubuntu | 18.10 | noarch | ruby2.5 | < 2.5.1-1 | UNKNOWN |
| ubuntu | 19.04 | noarch | ruby2.5 | < 2.5.1-1 | UNKNOWN |
References
github.com/rubygems/rubygems/commit/66a28b9275551384fdab45f3591a82d6b59952cb
launchpad.net/bugs/cve/CVE-2018-1000078
nvd.nist.gov/vuln/detail/CVE-2018-1000078
security-tracker.debian.org/tracker/CVE-2018-1000078
ubuntu.com/security/notices/USN-3621-1
www.cve.org/CVERecord?id=CVE-2018-1000078
www.ruby-lang.org/en/news/2018/02/17/multiple-vulnerabilities-in-rubygems/
Related
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.006 Low
EPSS
Percentile
78.2%