CVE-2010-1938

highpriority · attend · 55EPSS 0.219 · 98 %ileexploit · functionalEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · functional

Likely / severe?

21.9% (98th) EPSS

CVSS 9.3 · high

Is it mine?

21 products

Check your exposure

Who says so?

3 sources

enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.4–9.3

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v2.09.3criticalAV:N/AC:M/Au:N/C:C/I:C/A:Csecondary · FSTEC (BDU) RU

v2.08.4highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-189USprimaryCWE-189US

exploits (2)

Public proof-of-concept and weaponised exploit code.

affected products (21)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 6fstec_bduRU
freebsd freebsd= 6nvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 6.4nvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 7.0nvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 7.0-releasenvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 7.0_beta4nvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 7.0_relengnvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 7.1nvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 7.2nvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 8.0nvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
freebsd freebsd= 8.1-prereleasenvdUScpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
nrl opie≤ 2.4.1nvdUScpe:2.3:a:nrl:opie:*:*:*:*:*:*:*:*
nrl opie= 2.10nvdUScpe:2.3:a:nrl:opie:*:*:*:*:*:*:*:*
nrl opie= 2.11nvdUScpe:2.3:a:nrl:opie:*:*:*:*:*:*:*:*
nrl opie= 2.2nvdUScpe:2.3:a:nrl:opie:*:*:*:*:*:*:*:*
nrl opie= 2.21nvdUScpe:2.3:a:nrl:opie:*:*:*:*:*:*:*:*
nrl opie= 2.22nvdUScpe:2.3:a:nrl:opie:*:*:*:*:*:*:*:*
nrl opie= 2.3nvdUScpe:2.3:a:nrl:opie:*:*:*:*:*:*:*:*
nrl opie= 2.32nvdUScpe:2.3:a:nrl:opie:*:*:*:*:*:*:*:*

showing 20 of 21

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2010-05-28modified 2026-06-16

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+1337 more

references (28)

External citations — patches, advisories, analysis.

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