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CVE-2017-14033

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Date: September 19, 2017

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.

Language: Ruby

Severity Score

Related Resources (24)

https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/
https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/
https://nvd.nist.gov/vuln/detail/CVE-2017-14033
https://access.redhat.com/security/cve/CVE-2017-14033
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released
https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/
https://web.archive.org/web/20210622181826/http://www.securitytracker.com/id/1042004
https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released
https://github.com/ruby/openssl/commit/36bf7f403ebb6cefcaa1e7af9d8ec99e6b4bc1ed
https://web.archive.org/web/20210724095519/http://www.securitytracker.com/id/1039363
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/openssl/CVE-2017-14033.yml
http://www.securitytracker.com/id/1042004
https://access.redhat.com/errata/RHSA-2018:0585
https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033
http://www.securitytracker.com/id/1039363
https://security.gentoo.org/glsa/201710-18
https://access.redhat.com/errata/RHSA-2018:0378
https://web.archive.org/web/20210509153849/http://www.securityfocus.com/bid/100868
https://www.debian.org/security/2017/dsa-4031
https://github.com/ruby/openssl
https://access.redhat.com/errata/RHSA-2018:0583
http://www.securityfocus.com/bid/100868
https://www.mend.io/vulnerability-database/CVE-2017-14033

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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