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TI-2013-00172 Aliases CVE-2013-0238GHSA-9gxx-9pxw-xjp7

The try_parse_v4_netmask function in hostmask.c in IRCD-Hybrid before 8.0.6 does not…

Priority LOW 35CWE-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
None · None · Partial
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

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.

Why it matters now

EPSS 0.09962 95th 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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 17

CPEVersionsRoleVendor
cpe:2.3:a:ircd-hybrid:ircd-hybrid:*:*:*:*:*:*:*:*up to 8.0.5VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.0:*:*:*:*:*:*:*7.2.0VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.1:*:*:*:*:*:*:*7.2.1VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.2:*:*:*:*:*:*:*7.2.2VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.3:*:*:*:*:*:*:*7.2.3VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.3.0:*:*:*:*:*:*:*7.3.0VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.3.0:rc1:*:*:*:*:*:*7.3.0 rc1VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.3.1:*:*:*:*:*:*:*7.3.1VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:*:*:*:*:*:*:*8.0.0VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:beta1:*:*:*:*:*:*8.0.0 beta1VulnerableIrcd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:*:*:*:*:*:*:*:* Versions up to 8.0.5 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.0:*:*:*:*:*:*:* Versions 7.2.0 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.1:*:*:*:*:*:*:* Versions 7.2.1 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.2:*:*:*:*:*:*:* Versions 7.2.2 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.2.3:*:*:*:*:*:*:* Versions 7.2.3 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.3.0:*:*:*:*:*:*:* Versions 7.3.0 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.3.0:rc1:*:*:*:*:*:* Versions 7.3.0 rc1 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:7.3.1:*:*:*:*:*:*:* Versions 7.3.1 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:*:*:*:*:*:*:* Versions 8.0.0 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:beta1:*:*:*:*:*:* Versions 8.0.0 beta1 Vulnerable ·Ircd-hybrid
Show 7 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:beta2:*:*:*:*:*:*8.0.0 beta2VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:beta3:*:*:*:*:*:*8.0.0 beta3VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:rc1:*:*:*:*:*:*8.0.0 rc1VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.1:*:*:*:*:*:*:*8.0.1VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.2:*:*:*:*:*:*:*8.0.2VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.3:*:*:*:*:*:*:*8.0.3VulnerableIrcd-hybrid
cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.4:*:*:*:*:*:*:*8.0.4VulnerableIrcd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:beta2:*:*:*:*:*:* Versions 8.0.0 beta2 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:beta3:*:*:*:*:*:* Versions 8.0.0 beta3 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.0:rc1:*:*:*:*:*:* Versions 8.0.0 rc1 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.1:*:*:*:*:*:*:* Versions 8.0.1 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.2:*:*:*:*:*:*:* Versions 8.0.2 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.3:*:*:*:*:*:*:* Versions 8.0.3 Vulnerable ·Ircd-hybrid
  • cpe:2.3:a:ircd-hybrid:ircd-hybrid:8.0.4:*:*:*:*:*:*:* Versions 8.0.4 Vulnerable ·Ircd-hybrid

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2013-0238
  2. 2026-10-03 Alias added: GHSA-9gxx-9pxw-xjp7

References

Exploit 1

Advisory 2

Other 5

  • TI-2009-03808 Integer underflow in the clean_string function in irc_string.c in (1) IRCD-hybrid 7.2.2… CVSS 2.0MEDIUM 6.8
  • TI-2004-00546 Non-registered IRC users using (1) ircd-hybrid 7.0.1 and earlier, (2) ircd-ratbox 1.5.1… CVSS 2.0MEDIUM 5.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences