VulnerabilityModified
CVE-2017-14033
The decode method in the OpenSSL::ASN1 module in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows attackers to cause a denial of service (interpreter crash) via a crafted string.
HIGH 7.5EPSS 7.73%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The decode method in the OpenSSL::ASN1 module in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows attackers to cause a denial of service (interpreter crash) via a crafted string.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 7.73% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- ruby-lang/ruby
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/100868Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039363Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042004
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0585
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://security.gentoo.org/glsa/201710-18
- https://www.debian.org/security/2017/dsa-4031
- https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/Mitigation, Vendor Advisory
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/Patch, Release Notes, Vendor Advisory
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/Patch, Release Notes, Vendor Advisory
- http://www.securityfocus.com/bid/100868Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039363Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042004
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0585
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://security.gentoo.org/glsa/201710-18
- https://www.debian.org/security/2017/dsa-4031
- https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/Mitigation, Vendor Advisory
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/Patch, Release Notes, Vendor Advisory
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/Patch, Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.