CVE-2011-1137

mediumpriority · track · 40EPSS 0.281 · 98 %ileexploit · PoCEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

28.1% (98th) EPSS

CVSS 5 · medium

Is it mine?

17 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Integer overflow in the mod_sftp (aka SFTP) module in ProFTPD 1.3.3d and earlier allows remote attackers to cause a denial of service (memory consumption leading to OOM kill) via a malformed SSH message.

cvss

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

5.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v2.04.5mediumAV:N/AC:L/Au:N/C:N/I:N/A:P/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-189USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-16129ProFTPd - 'mod_sftp' Integer Overflow Denial of Service (PoC)PoC · exploit_db

affected products (17)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
proftpd proftpd≤ 1.3.3nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.0nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.1nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.10nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.2nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.3nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.4nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.5nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.6nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.7nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.8nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.2.9nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.3.0nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.3.1nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.3.2nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
proftpd proftpd= 1.3.3nvdUScpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2011-03-11modified 2026-06-16

related (1,342)

Related entries.

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+1337 more

references (47)

External citations — patches, advisories, analysis.

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