RCE in Bundler
CVE-2016-7954
Bundler 1.x might allow remote attackers to inject arbitrary Ruby code into an application by leveraging a gem name collision on a secondary source. NOTE: this might overlap CVE-2013-0334.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.085 (94.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.085 · newest: 0.085 · change: 0.000
Affected products
- Bundler — versions 1.0.0, 1.0.1, 1.0.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/93423 (VDB Entry, Third Party Advisory, vdb-entry)
- github.com/bundler/bundler/issues/5062 (Patch, Third Party Advisory, Issue Tracking)
- collectiveidea.com/blog/archives/2016/10/06/bundlers-multiple-source-security-v… (Exploit, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- www.openwall.com/lists/oss-security/2016/10/05/3 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/10/04/7 (mailing-list, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/10/04/5 (mailing-list, Mailing List, Third Party Advisory)
- github.com/bundler/bundler/issues/5051 (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2016-7954?
- CVE-2016-7954 is a critical-severity vulnerability in Bundler, classified under Code Injection. CVSS score: 9.8/10. Published 2016-12-22.
- How severe is CVE-2016-7954?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2016-7954 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.