---
title: "CVE-2010-2075: UnrealIRCd 3.2.8.1, as distributed… | CubePath"
description: "UnrealIRCd 3.2.8.1, as distributed on certain mirror sites from November 2009 through June 2010, contains an externally introduced modification (Trojan…"
language: en
source: https://cubepath.com/security/cve/CVE-2010-2075
---

# CVE-2010-2075: UnrealIRCd 3.2.8.1, as distributed… | CubePath

## Description

UnrealIRCd 3.2.8.1, as distributed on certain mirror sites from November 2009 through June 2010, contains an externally introduced modification (Trojan Horse) in the DEBUG3\_DOLOG\_SYSTEM macro, which allows remote attackers to execute arbitrary commands.

Official description from the CVE record, published by redhat. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2010-2075)

## Key data

### EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score

0.83534 (83.5% probability)

Percentile

99.7%

Scores of

Nov 10, 2026

Model

v2026.06.15

## References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

- [unrealircd.com/txt/unrealsecadvisory.20100612.txt](http://www.unrealircd.com/txt/unrealsecadvisory.20100612.txt)
- [ADV-2010-1437](http://www.vupen.com/english/advisories/2010/1437)  (vupen.com) vdb-entry
- [GLSA-201006-21](http://security.gentoo.org/glsa/glsa-201006-21.xml)  (security.gentoo.org) vendor-advisory
- [65445](http://osvdb.org/65445)  (osvdb.org) vdb-entry
- [\[oss-security\] 20100614 Re: CVE request: UnrealIRCd 3.2.8.1 source code contained a backdoor allowing for remote command execution](http://www.openwall.com/lists/oss-security/2010/06/14/11)  (openwall.com) mailing-list
- [13853](http://www.exploit-db.com/exploits/13853)  (exploit-db.com) exploit
- [40169](http://secunia.com/advisories/40169)  (secunia.com) third-party-advisory
- [20100612 Fw: \[irc-security\] UnrealIRCd 3.2.8.1 backdoored on official ftp and site](http://seclists.org/fulldisclosure/2010/Jun/277)  (seclists.org) mailing-list
- [40820](http://www.securityfocus.com/bid/40820)  (securityfocus.com) vdb-entry
- [20100612 Re: Fw: \[irc-security\] UnrealIRCd 3.2.8.1 backdoored on official ftp and site](http://seclists.org/fulldisclosure/2010/Jun/284)  (seclists.org) mailing-list

## Timeline

1. ID reserved May 25, 2010
2. Record published Jun 15, 2010
3. Record last updated Aug 7, 2024

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## About CubePath

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Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 20:00 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)