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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…
- 7.5HighCVSS base score
- 7.7%Exploitation in 30 daysEPSS · top 5.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By mitre
- 20 days later
· 20 days later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 7.7% · top 5.3% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- RubyGemsopensslGHSA-v6rp-3r3v-hf4p (opens in a new tab)
References
12
- RHSA-2018:0585 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2018:0378 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 1042004 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- DSA-4031 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1039363 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2018:0583 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 100868 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- GLSA-201710-18 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-5300 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-v6rp-3r3v-hf4p (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2017-14033)Record last updated .