Vulnerability in Oracle Solaris
CVE-2015-3900
RubyGems 2.0.x before 2.0.16, 2.2.x before 2.2.4, and 2.4.x before 2.4.7 does not validate the hostname when fetching gems or making API requests, which allows remote attackers to redirect requests to arbitrary domains via a crafted DNS SRV record, aka a "DNS hijack attack."
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.089 (95.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.089 · newest: 0.089 · change: 0.000
Affected products
- Oracle Solaris — versions 11.3
- Rubygems — versions 2.0.0, 2.0.1, 2.0.2
- Ruby-Lang Ruby — versions 1.9, 1.9.1, 1.9.2
- Red Hat Enterprise Linux — versions 6.0, 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- rhn.redhat.com/errata/RHSA-2015-1657.html (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-August/163502.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-August/163600.html (vendor-advisory)
- www.openwall.com/lists/oss-security/2015/06/26/2 (mailing-list, Third Party Advisory)
- www.trustwave.com/Resources/SpiderLabs-Blog/Attacking-Ruby-Gem-Security-with-CV… (Third Party Advisory)
- www.securityfocus.com/bid/75482 (vdb-entry)
- www.trustwave.com/Resources/Security-Advisories/Advisories/TWSL2015-007/ (Third Party Advisory)
- blog.rubygems.org/2015/05/14/CVE-2015-3900.html (Patch, Vendor Advisory)
- puppet.com/security/cve/CVE-2015-3900
- lists.fedoraproject.org/pipermail/package-announce/2015-August/164236.html (vendor-advisory)
Frequently asked questions
- What is CVE-2015-3900?
- CVE-2015-3900 is a vulnerability in Oracle Solaris, classified under CWE-254. Published 2015-06-24.
- Is CVE-2015-3900 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.