CVE-2019-6122 — A Username Enumeration via Error Message issue was discovered in NiceHash Miner

A Username Enumeration via Error Message issue was discovered in NiceHash Miner before 2.0.3.0 because an "EMAIL DOES NOT EXIST" error message occurs whenever a submitted email address is incorrect, but there is a different error message for invalid credentials with a c

01What is this vulnerability?

A Username Enumeration via Error Message issue was discovered in NiceHash Miner before 2.0.3.0 because an "EMAIL DOES NOT EXIST" error message occurs whenever a submitted email address is incorrect, but there is a different error message for invalid credentials with a correct email address.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-11-06T17:19:01.000Z
• Last modified: 2024-08-04T20:16:23.673Z

09References

• docs.google.com — https://docs.google.com/document/d/1OubhuTRzuTMnkZ9SCFb8BtJVbTu840wDxyWu3VWHwvs/…
• cyberworldmirror.com — https://cyberworldmirror.com/nicehash-vulnerability-leaked-miners-information/