CVE-2010-0303: n/a vulnerability

CVE-2010-0303: mystring.c in hybserv in IRCD-Hybrid (aka Hybrid2 IRC Services) 1.9.2 through 1.9.4 allows remote attackers...

mystring.c in hybserv in IRCD-Hybrid (aka Hybrid2 IRC Services) 1.9.2 through 1.9.4 allows remote attackers to cause a denial of service (daemon crash) via a ":help \t" private message to the MemoServ service.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 00:45 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2010-0303 is a remote denial-of-service issue in hybserv, also known as Hybrid2 IRC Services. A specially crafted private message to MemoServ can crash the service daemon. The business impact is service disruption for organizations still running the affected legacy IRC services. Exposure is likely limited to legacy IRC service deployments running hybserv 1.9.2 through 1.9.4 with MemoServ reachable by remote users. Treat this as a targeted legacy-service availability risk. Prioritize if IRC services support operations, customer communities, or internal coordination; otherwise handle through standard legacy software cleanup. Mitigation focus: Inventory any hybserv or Hybrid2 IRC Services deployments.; Upgrade affected builds according to Debian or upstream guidance.; Review Debian DSA-1982 and package update artifacts for fixed versions..

Prepared: Jun 28, 2026, 03:36 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Feb 4, 2010, 18:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
hybserv2-privatemessage-dos(55992)CVE reference · vdb-entry, x_refsource_XF

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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