CVE-2020-37211

HIGH

SpotIM < 2.2 - Denial of Service via Registration Name Field Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-37211. PoCs published by Ismail Tasdelen.

AI-analyzed exploit summary This exploit demonstrates a Denial of Service (DoS) vulnerability in SpotIM 2.2 by overflowing the 'Name' field during registration with a large buffer of 'A' characters. The PoC generates a payload file (poc.txt) that, when pasted into the 'Name' field, crashes the application.

Description

SpotIM 2.2 contains a denial of service vulnerability that allows attackers to crash the application by inputting a large buffer in the registration name field. Attackers can generate a 1000-character payload and paste it into the 'Name' field to trigger an application crash.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Ismail Tasdelen · pythondoswindows
https://www.exploit-db.com/exploits/47870

This exploit demonstrates a Denial of Service (DoS) vulnerability in SpotIM 2.2 by overflowing the 'Name' field during registration with a large buffer of 'A' characters. The PoC generates a payload file (poc.txt) that, when pasted into the 'Name' field, crashes the application.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: SpotIM 2.2
No auth needed
Prerequisites: SpotIM 2.2 installed on Windows 10 · Access to the registration interface
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/47870
Various Sources product
http://www.nsauditor.com/
Third Party Advisory third-party-advisory
https://www.vulncheck.com/advisories/spotim-name-denial-of-service

Scores

CVSS v3 7.5
EPSS 0.0033
EPSS Percentile 24.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-120
Status published
Products (1)
nsasoft/spotim < 2.2
Published Feb 11, 2026
Tracked Since Feb 18, 2026