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CVE-2001-1046
Buffer overflow in qpopper (aka qpop or popper) 4.0 through 4.0.2 allows remote attackers to gain privileges via a long username.
High10.0EPSS 1.9%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Buffer overflow in qpopper (aka qpop or popper) 4.0 through 4.0.2 allows remote attackers to gain privileges via a long username.
Timeline
ID reserved
By mitre
- 5 months later
· 5 months later
Published
- 22 years later
· 22 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
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)
- 1.9% · top 20% of all CVEs (8 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 (5)
- CSSA-2001-SCO.8 (opens in a new tab)vendor-advisoryx_refsource_CALDERAx_transferred
- 2811 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20010602 Qpopper 4.0.3 **** Fixes Buffer Overflow **** (fwd) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20010420 Qpopper 4.0 Buffer Overflow (opens in a new tab)mailing-listx_refsource_VULN-DEVx_transferred
- qpopper-username-bo(6647) (opens in a new tab)vdb-entryx_refsource_XFx_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://cveledger.app/cve/CVE-2001-1046)Record last updated .