CVE-2019-25340 SpotAuditor 5.3.2 - 'Base64' Denial Of Service
Attackers can crash SpotAuditor by supplying oversized Base64 input, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-25340?
CVE-2019-25340 is a medium-severity denial of service vulnerability in Nsasoft Nsauditor SpotAuditor, published on 12 Feb 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
SpotAuditor 5.3.2 contains a denial of service vulnerability in its Base64 decryption feature that allows attackers to crash the application by supplying an oversized buffer. Attackers can generate a malformed input file with 2000 repeated characters to trigger an application crash when pasted into the Base64 Encrypted Password field.
Weakness: CWE-121
Which versions are affected by CVE-2019-25340?
It affects 1 product.
Products include Nsasoft Spotauditor.
How do I fix CVE-2019-25340?
No fix has been published for CVE-2019-25340 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2019-25340 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25340 exists.
Other vulnerabilities in Nsasoft Nsauditor SpotAuditor
- CVE-2019-25336 SpotAuditor 5.3.2 - 'Base64' Local Buffer Overflow (SEH)
- CVE-2019-25666 SpotAuditor 3.6.7 Denial of Service Buffer Overflow
- CVE-2019-25596 SpotAuditor 5.2.6 Name Field Denial of Service
- CVE-2019-25434 SpotAuditor 5.3.1.0 Denial of Service via Registration Name Field
- CVE-2021-27722 Memory corruption in n/a
Sources
Also known as GHSA-v3jv-jh9h-w9c8.