SQL Injection in Bylancer Quickqr

CVE-2023-3689

A vulnerability classified as critical was found in Bylancer QuickQR 6.3.7. Affected by this vulnerability is an unknown functionality of the file /blog of the component GET Parameter Handler. The manipulation of the argument s leads to sql injection. The attack can be launched remotely. The associated identifier of this vulnerability is VDB-234235. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (40.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-3689: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • vuldb.com/ (technical-description, Third Party Advisory, vdb-entry)
  • vuldb.com/ (signature, Third Party Advisory)

Frequently asked questions

What is CVE-2023-3689?
CVE-2023-3689 is a medium-severity vulnerability in Bylancer Quickqr, classified under SQL Injection. CVSS score: 6.3/10. Published 2023-07-16.
How severe is CVE-2023-3689?
Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2023-3689 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.