CVE-2013-0238
Summary
| CVE | CVE-2013-0238 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2013-02-13 01:55:04 UTC |
| Updated | 2026-04-29 01:13:23 UTC |
| Description | The try_parse_v4_netmask function in hostmask.c in IRCD-Hybrid before 8.0.6 does not properly validate masks, which allows remote attackers to cause a denial of service (crash) via a mask that causes a negative number to be parsed. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
NoneIntegrity
NoneAvailability
PartialAV:N/AC:L/Au:N/C:N/I:N/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Ircd-hybrid | Ircd-hybrid | 7.2.0 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 7.2.1 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 7.2.2 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 7.2.3 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 7.3.0 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 7.3.0 | rc1 | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 7.3.1 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.0 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.0 | beta1 | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.0 | beta2 | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.0 | beta3 | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.0 | rc1 | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.1 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.2 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.3 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | 8.0.4 | All | All | All |
| Application | Ircd-hybrid | Ircd-hybrid | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Security Advisory SA51948 - IRCD-Hybrid "try_parse_v4_netmask()" Denial of Service Vulnerability - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Vendor Advisory |
| #699267 - ircd-hybrid: CVE-2013-0238 Denial of service vulnerability in hostmask.c:try_parse_v4_netmask() - Debian Bug report logs | af854a3a-2127-422b-91ae-364da2661108 | bugs.debian.org | |
| osvdb.org/89623 | af854a3a-2127-422b-91ae-364da2661108 | osvdb.org | |
| Support/Advisories/MGASA-2013-0055 - Mageia wiki | af854a3a-2127-422b-91ae-364da2661108 | wiki.mageia.org | |
| oss-security - ircd-hybrid: Denial of service vulnerability in hostmask.c:try_parse_v4_netmask() | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| IBM X-Force Exchange | af854a3a-2127-422b-91ae-364da2661108 | exchange.xforce.ibmcloud.com | |
| ircd-hybrid 8.0.5 - Denial of Service | af854a3a-2127-422b-91ae-364da2661108 | www.exploit-db.com | |
| Security Advisory SA52106 - Debian update for ircd-hybrid - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Vendor Advisory |
| IRCD-Hybrid 'try_parse_v4_netmask()' Denial of Service Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| [svn] Diff of /ircd-hybrid/trunk/src/hostmask.c | af854a3a-2127-422b-91ae-364da2661108 | svn.ircd-hybrid.org | |
| Debian -- Security Information -- DSA-2618-1 ircd-hybrid | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | |
| Support / Security / Advisories / / MDVSA-2013:093 | Mandriva | af854a3a-2127-422b-91ae-364da2661108 | www.mandriva.com | |
| 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.