CVE-2007-2187

eXtremail <= 2.1.1 - Remote Code Execution via Long DNS Response

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-2187. PoCs published by mu-b.

AI-analyzed exploit summary This exploit targets a DNS parsing vulnerability in eXtremail versions <2.1.1, crafting a malicious DNS response to trigger a buffer overflow. It sets up a rogue DNS server to send oversized responses, potentially leading to remote code execution.

Description

Stack-based buffer overflow in eXtremail 2.1.1 and earlier allows remote attackers to execute arbitrary code via a long DNS response. NOTE: this might be related to CVE-2006-6926.

Exploits (1)

exploitdb WORKING POC VERIFIED
by mu-b · cdoslinux
https://www.exploit-db.com/exploits/3769

This exploit targets a DNS parsing vulnerability in eXtremail versions <2.1.1, crafting a malicious DNS response to trigger a buffer overflow. It sets up a rogue DNS server to send oversized responses, potentially leading to remote code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: eXtremail <2.1.1
No auth needed
Prerequisites: Network access to the target · Target must initiate a DNS query to the attacker's server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/35583
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/3769
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/23577

Scores

EPSS 0.0682
EPSS Percentile 93.2%

Details

Status published
Products (2)
extremail/extremail 2.1
extremail/extremail 2.1.1
Published Apr 24, 2007
Tracked Since Feb 18, 2026