Vulnerability in HackerOne Rubygems
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.048 (91.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.048 · newest: 0.048 · change: 0.000
Affected products
- HackerOne Rubygems — versions Versions before 2.6.13
- Rubygems
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
- Debian Linux — versions 8.0, 9.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.4, 7.6
- Red Hat Enterprise Linux Server Eus — versions 7.4, 7.5, 7.6
- Red Hat Enterprise Linux Server Tus — versions 7.4, 7.6
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- usn.ubuntu.com/3685-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3553-1/ (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:0585 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2017/dsa-3966 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:0378 (vendor-advisory, Third Party Advisory)
- www.securitytracker.com/id/1039249 (VDB Entry, Third Party Advisory, vdb-entry)
- access.redhat.com/errata/RHSA-2017:3485 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/07/msg00012.html (mailing-list, Mailing List, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:0583 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/201710-01 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-0902?
- CVE-2017-0902 is a high-severity vulnerability in HackerOne Rubygems, classified under CWE-350. CVSS score: 8.1/10. Published 2017-08-31.
- How severe is CVE-2017-0902?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2017-0902 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.