CVE-2019-25340

HIGH

SpotAuditor 5.3.2 - Denial of Service via Base64 Decryption Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-25340. PoCs published by ZwX.

AI-analyzed exploit summary This PoC exploits a denial-of-service vulnerability in SpotAuditor 5.3.2 by crafting a malformed Base64 input with a large buffer of 'A' characters. The exploit triggers a crash when the input is processed by the 'Base64 Encrypted Password' decryption feature.

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.

Exploits (1)

exploitdb WORKING POC
by ZwX · pythondoswindows
https://www.exploit-db.com/exploits/47719

This PoC exploits a denial-of-service vulnerability in SpotAuditor 5.3.2 by crafting a malformed Base64 input with a large buffer of 'A' characters. The exploit triggers a crash when the input is processed by the 'Base64 Encrypted Password' decryption feature.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: SpotAuditor 5.3.2
No auth needed
Prerequisites: SpotAuditor 5.3.2 installed on Windows 7 · Access to the 'Base64 Encrypted Password' feature
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/47719
Various Sources product
http://www.nsauditor.com/

Scores

CVSS v3 7.5
EPSS 0.0042
EPSS Percentile 33.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-121
Status published
Products (1)
nsasoft/spotauditor 5.3.2
Published Feb 12, 2026
Tracked Since Feb 18, 2026