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CVE-2010-1938
Off-by-one error in the __opiereadrec function in readrec.c in libopie in OPIE 2.4.1-test1 and earlier, as used on FreeBSD 6.4 through…
High9.3EPSS 22.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Off-by-one error in the __opiereadrec function in readrec.c in libopie in OPIE 2.4.1-test1 and earlier, as used on FreeBSD 6.4 through 8.1-PRERELEASE and other platforms, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a long username, as demonstrated by a long USER command to the FreeBSD 8.0 ftpd.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 22.1% · top 2.3% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Weakness
Affected products
n/a
- affected n/a
References (14)
- http://blog.pi3.com.pl/?p=111 (opens in a new tab)x_refsource_MISCx_transferred
- 7450 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- 40403 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://site.pi3.com.pl/adv/libopie-adv.txt (opens in a new tab)x_refsource_MISCx_transferred
- 1024040 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- DSA-2281 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- FreeBSD-SA-10:05 (opens in a new tab)vendor-advisoryx_refsource_FREEBSDx_transferred
- 39966 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 12762 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 20100527 libopie __readrec() off-by one (FreeBSD ftpd remote PoC) (opens in a new tab)third-party-advisoryx_refsource_SREASONRESx_transferred
- 1025709 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=584932 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 39963 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 45136 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_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)
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[](https://trackcve.app/cve/CVE-2010-1938)Record last updated .