UnrealIRCd 3.2.8.1, as distributed on certain mirror sites from November 2009 through…
Priority HIGH 74CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.83534 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:unrealircd:unrealircd:3.2.8.1:*:*:*:*:*:*:* | 3.2.8.1 | Vulnerable | UnrealIRCd |
- cpe:2.3:a:unrealircd:unrealircd:3.2.8.1:*:*:*:*:*:*:* Versions 3.2.8.1 Vulnerable ·UnrealIRCd
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-2075
- 2026-10-03 Alias added: GHSA-8hfg-rj44-xr2c
References
Exploit 1
Other 4
- 65445
- [oss-security] 20100614 Re: CVE request: UnrealIRCd 3.2.8.1 source code contained a backdoor allowing for remote command execution
- 20100612 Fw: [irc-security] UnrealIRCd 3.2.8.1 backdoored on official ftp and site
- 20100612 Re: Fw: [irc-security] UnrealIRCd 3.2.8.1 backdoored on official ftp and site
More Unrealircd vulnerabilities
- TI-2016-06143 The m_authenticate function in modules/m_sasl.c in UnrealIRCd before 3.2.10.7 and 4.x… CVSS 3.0HIGH 8.1
- TI-2023-27714 A buffer overflow in websockets in UnrealIRCd 6.1.0 through 6.1.3 before 6.1.4 allows an… CVSS 3.1HIGH 7.5
- TI-2009-04649 Buffer overflow in UnrealIRCd 3.2beta11 through 3.2.8, when allow::options::noident is… CVSS 2.0MEDIUM 6.8
- TI-2013-06048 UnrealIRCd 3.2.10 before 3.2.10.2 allows remote attackers to cause a denial of service… CVSS 2.0MEDIUM 5.0
- TI-2013-05367 Use-after-free vulnerability in UnrealIRCd 3.2.10 before 3.2.10.2 allows remote attackers… CVSS 2.0MEDIUM 5.0
- TI-2017-09939 UnrealIRCd 4.0.13 and earlier creates a PID file after dropping privileges to a non-root… CVSS 3.0MEDIUM 5.5
Sources
- CVE-2010-2075 · CVE Program
- CVE-2010-2075 · NVD
- FIRST EPSS
- GHSA-8hfg-rj44-xr2c · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences