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CVE-2001-0050
Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an…
High10.0EPSS 14.6%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP address that resolves to a long DNS hostname or domain name.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 14.6% · top 3.3% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (7)
- 20001207 bitchx/ircd DNS overflow demonstration (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20001207 BitchX DNS Overflow Patch (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- CLA-2000:364 (opens in a new tab)vendor-advisoryx_refsource_CONECTIVAx_transferred
- 2087 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- MDKSA-2000:079 (opens in a new tab)vendor-advisoryx_refsource_MANDRAKEx_transferred
- irc-bitchx-dns-bo(5701) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- RHSA-2000:126 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2001-0050)Record last updated .