CVE-2009-4016
Summary
| CVE | CVE-2009-4016 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2010-02-04 20:15:23 UTC |
| Updated | 2026-04-29 01:13:23 UTC |
| Description | Integer underflow in the clean_string function in irc_string.c in (1) IRCD-hybrid 7.2.2 and 7.2.3, (2) ircd-ratbox before 2.2.9, and (3) oftc-hybrid before 1.6.8, when flatten_links is disabled, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a LINKS command. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
PartialIntegrity
PartialAvailability
PartialAV:N/AC:M/Au:N/C:P/I:P/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Ircd-hybrid | Ircd-hybrid | 7.2.2 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 7.2.3 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.0 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.1.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.1.2 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.2.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.2.2 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.2.3 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.3 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.3.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.3.2 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.4 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.4 | rc1 | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.4 | rc2 | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.4.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.4.2 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.5 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.5.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.5.2 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 1.5.3 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.0 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.10 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.11 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.2 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.3 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.4 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.5 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.6 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.7 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.8 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.0.9 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.0 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.0 | beta1 | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.0 | beta2 | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.2 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.3 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.4 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.5 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.6 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.7 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.1.8 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.0 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.0 | rc1 | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.0 | rc2 | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.0 | rc3 | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.1 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.2 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.3 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.4 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.5 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.6 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | 2.2.7 | All | All | All |
| Application | Ircd-ratbox | Ircd-ratbox | All | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.4.0 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.4.1 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.5.0 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.5.1 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.5.2 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.5.3 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.5.4 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.5.5 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.5.6 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.5.7 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.6.0 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.6.1 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.6.2 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.6.3 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.6.4 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.6.5 | All | All | All |
| Application | Oftc | Oftc-hybrid | 1.6.6 | All | All | All |
| Application | Oftc | Oftc-hybrid | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| IRCD-Hybrid and ircd-ratbox 'LINKS' Command Remote Integer Underflow Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| [ircd-ratbox] ircd-ratbox-2.2.9 released | af854a3a-2127-422b-91ae-364da2661108 | lists.ratbox.org | |
| 404 Not Found | af854a3a-2127-422b-91ae-364da2661108 | security.debian.org | Patch |
| IRCD-hybrid "LINKS" Command Integer Underflow Vulnerability - Advisories - Community | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Vendor Advisory |
| Debian -- Security Information -- DSA-1980-1 ircd-hybrid/ircd-ratbox | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | Patch |
| [svn] Revision 1044 | af854a3a-2127-422b-91ae-364da2661108 | svn.ircd-hybrid.org | |
| trac.oftc.net/projects/oftc-hybrid/browser/tags/oftc-hybrid-1.6.8/RELNOTES | af854a3a-2127-422b-91ae-364da2661108 | trac.oftc.net | |
| oftc-hybrid "LINKS" Command Integer Underflow Vulnerability - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Vendor Advisory |
| ircd-ratbox Integer Underflow and NULL Pointer Dereference Vulnerabilities - Advisories - Community | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Vendor Advisory |
| Debian update for ircd-hybrid and ircd-ratbox - Advisories - Community | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.