CVE-2021-42258
SQL Injection — is CVE-2021-42258real, exploitable, or a false positive? Here's the community ground truth.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
BQE BillQuick Web Suite 2018 through 2021 before 22.0.9.1 allows SQL injection for unauthenticated remote code execution, as exploited in the wild in October 2021 for ransomware installation. SQL injection can, for example, use the txtID (aka username) parameter. Successful exploitation can include the ability to execute arbitrary code as MSSQLSERVER$ via xp_cmdshell.
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- 0
Confirmed exploited in the wild — listed in the CISA KEV catalog (added 2021-11-03). Linked to known ransomware campaigns. Treat as real and prioritize patching over triage.
Related CVEs
Same weakness — CWE-89 · SQL Injection.
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