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PatchSiren cyber security CVE debrief

CVE-2019-25666 Nsauditor CVE debrief

CVE-2019-25666 is a local buffer overflow vulnerability in the Base64 Password Decoder component of SpotAuditor 3.6.7. An attacker can supply an oversized Base64 string through the decoder interface to trigger a denial of service condition. This vulnerability has a CVSS score of 6.9 and is classified as MEDIUM severity. Users of SpotAuditor 3.6.7 should be aware of this vulnerability and take steps to mitigate it.

Vendor
Nsauditor
Product
SpotAuditor
CVSS
MEDIUM 6.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-05
Original CVE updated
2026-07-24
Advisory published
2026-04-05
Advisory updated
2026-07-24

Who should care

Users of SpotAuditor 3.6.7, administrators, security teams, and vulnerability management teams should be aware of this vulnerability and take steps to mitigate it. Affected deployments should be identified and prioritized for remediation based on risk and exposure.

Technical summary

The vulnerability exists in the Base64 Password Decoder component of SpotAuditor 3.6.7. An attacker can exploit this vulnerability by supplying an oversized Base64 string, which can cause the application to crash, resulting in a denial of service condition. The CVSS score of 6.9 indicates a moderate severity level. The vulnerability was published on 2026-04-05T21:16:43.907Z and last modified on 2026-07-24T22:10:00.140Z.

Defensive priority

Medium

Recommended defensive actions

  • Apply vendor patch or update if available
  • Restrict access to the Base64 Password Decoder component
  • Monitor for suspicious activity
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-04-05T21:16:43.907Z and was last modified on 2026-07-24T22:10:00.140Z. The NVD entry is currently Analyzed. This information is based on the provided source corpus and may not reflect the full scope of the vulnerability. Further verification is recommended to ensure accurate understanding of the vulnerability's impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2019-25666 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2019-25666

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2019-25666 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2019-25666

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.