CVE-2017-0902
UnknownEPSS 4.75%
Last modified
CVE-2017-0902 is a vulnerability of currently unknown severity. RubyGems version 2.6.12 and earlier is vulnerable to a DNS hijacking vulnerability that allows a MITM attacker to force the RubyGems client to download and install gems from a server that the attacker controls.. EPSS estimates a 4.75% chance of exploitation in the next 30 days.
Description
RubyGems version 2.6.12 and earlier is vulnerable to a DNS hijacking vulnerability that allows a MITM attacker to force the RubyGems client to download and install gems from a server that the attacker controls.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rubygems | Rubygems | <= 2.6.12 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 17.10 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.4 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Eus | 7.4 |
| Redhat | Enterprise Linux Server Eus | 7.5 |
| Redhat | Enterprise Linux Server Eus | 7.6 |
| Redhat | Enterprise Linux Server Tus | 7.4 |
| Redhat | Enterprise Linux Server Tus | 7.6 |
| Redhat | Enterprise Linux Workstation | 7.0 |
References
- http://blog.rubygems.org/2017/08/27/2.6.13-released.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/100586Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039249Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3485Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0378Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0583Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0585Third Party Advisory
- https://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32Exploit, Patch, Third Party Advisory
- https://hackerone.com/reports/218088Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201710-01Third Party Advisory
- https://usn.ubuntu.com/3553-1/Third Party Advisory
- https://usn.ubuntu.com/3685-1/Third Party Advisory
- https://www.debian.org/security/2017/dsa-3966Third Party Advisory
- http://blog.rubygems.org/2017/08/27/2.6.13-released.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/100586Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039249Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3485Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0378Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0583Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:0585Third Party Advisory
- https://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32Exploit, Patch, Third Party Advisory
- https://hackerone.com/reports/218088Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201710-01Third Party Advisory
- https://usn.ubuntu.com/3553-1/Third Party Advisory
- https://usn.ubuntu.com/3685-1/Third Party Advisory
- https://www.debian.org/security/2017/dsa-3966Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-0902?
RubyGems version 2.6.12 and earlier is vulnerable to a DNS hijacking vulnerability that allows a MITM attacker to force the RubyGems client to download and install gems from a server that the attacker controls.
How severe is CVE-2017-0902?
Severity scoring for CVE-2017-0902 is pending analysis. The EPSS model estimates a 4.75% probability of exploitation in the next 30 days.
How do I fix CVE-2017-0902?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-0902?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST