Vulnerability in Yajl-Ruby Project
CVE-2017-16516
In the yajl-ruby gem 1.3.0 for Ruby, when a crafted JSON file is supplied to Yajl::Parser.new.parse, the whole ruby process crashes with a SIGABRT in the yajl_string_decode function in yajl_encode.c. This results in the whole ruby process terminating and potentially a denial of service.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.038 (89.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.038 · newest: 0.038 · change: 0.000
Affected products
- Yajl-Ruby Project — versions 1.3.0
- Debian Linux — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- rubygems.org/gems/yajl-ruby (Third Party Advisory)
- github.com/brianmario/yajl-ruby/issues/176 (Exploit, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2017/11/msg00010.html (mailing-list, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/07/msg00013.html (mailing-list)
- lists.debian.org/debian-lts-announce/2023/08/msg00003.html (mailing-list)
Frequently asked questions
- What is CVE-2017-16516?
- CVE-2017-16516 is a high-severity vulnerability in Yajl-Ruby Project, classified under Use of Externally-Controlled Format String. CVSS score: 7.5/10. Published 2017-11-03.
- How severe is CVE-2017-16516?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-16516 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.