CVE-2018-15781
DSA-2019-022: Dell Wyse Password Encoder Hard-coded Cryptographic Key Vulnerability
- 7.9HighCVSS base score
- 0.83%Exploitation in 30 daysEPSS · top 42% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The Dell Wyse Password Encoder in ThinLinux2 versions prior to 2.1.0.01 contain a Hard-coded Cryptographic Key vulnerability. An unauthenticated remote attacker could reverse engineer the cryptographic system used in the Dell Wyse Password Encoder to discover the hard coded private key and decrypt locally stored cipher text.
Timeline
ID reserved
By dell
- 6 months later
· 6 months later
Published
- 6 years later
· 6 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 |
|---|---|---|---|
| dellCNA (assigner) | 3.0 | High7.9 | CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H |
| NVDNVD · Modified | 3.0 | High8.0 | CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.83% · top 42% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.9.
Affected products
- affected ThinLinux2 – < 2.1.0.01
What to do
Solution: The following Dell ThinLinux2 release contains a resolution to the vulnerability: Dell ThinLinux2 versions 2.1.0.01 and later Dell recommends all customers upgrade at the earliest opportunity. For more information, refer to Dell Knowledge Base article Drivers and Downloads FAQs. Link to remedies: Customers can download software from https://www.dell.com/support/home/us/en/19/drivers/driversdetails?driverId=C4JH3&osCode=THNLX&productCode=wyse-3040-thin-client https://www.dell.com/support/home/in/en/indhs1/drivers/driversdetails?driverId=3CKT3&osCode=THNLX&productCode=wyse-5070-thin-client
References
References1
- https://www.dell.com/support/article/SLN316104 (opens in a new tab)x_refsource_MISCx_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-2018-7644 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (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-2018-15781)Record last updated .