CVE-2003-1366
chpass in OpenBSD 2.0 through 3.2 allows local users to read portions of arbitrary files via a hard link attack on a temporary file used…
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
chpass in OpenBSD 2.0 through 3.2 allows local users to read portions of arbitrary files via a hard link attack on a temporary file used to store user database information.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Exploit-DB1 entry
- OpenBSD 2.x/3.x - CHPass Temporary File Link File Content Revealing (Exploit-DB entry) (opens in a new tab)
EDB-ID 22210local, openbsdpublished 3 Feb 2003Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 17 years later
· 17 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 | Low3.3 | AV:L/AC:M/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 0.50% · top 57% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.3.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 1006035 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20030203 ASA-0001: OpenBSD chpass/chfn/chsh file content leak (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- openbsd-chpass-information-disclosure(11233) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 3238 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- 6748 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.epita.fr/~bevand_m/asa/asa-0001 (opens in a new tab)x_refsource_MISCx_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)
- EUVD EUVD-2003-1356 (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-2003-1366)Record last updated .