CVE-2011-0517

highpriority · attend · 61EPSS 0.405 · 99 %ileexploit · weaponizedEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

3 exploits · weaponized

Likely / severe?

40.5% (99th) EPSS

CVSS 9.3 · high

Is it mine?

6 products

Check your exposure

Who says so?

3 sources

enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

Stack-based buffer overflow in Sielco Sistemi Winlog Pro 2.07.00 and earlier, when Run TCP/IP server is enabled, allows remote attackers to cause a denial of service (crash) and execute arbitrary code via a crafted 0x02 opcode to TCP port 46823.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationWinLog Litecisa_csaf_ot
ICS-CERT recommends that users of Sielco Sistemi’s Winlog system take the following mitigation steps: Update Winlog Lite and WinLog Pro to the latest Version (2.07.01)
MitigationWinLog Procisa_csaf_ot
ICS-CERT recommends that users of Sielco Sistemi’s Winlog system take the following mitigation steps: Update Winlog Lite and WinLog Pro to the latest Version (2.07.01)

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

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

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:Hsecondary · CVSS-BT (t0sche)

v3.08.1highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119US

exploits (3)

Public proof-of-concept and weaponised exploit code.

exploit/windows/scada/winlog_runtimeSielco Sistemi Winlog Buffer Overflowweaponized · metasploit
EDB-17430Sielco Sistemi Winlog - Remote Buffer Overflow (Metasploit)functional · exploit_db
EDB-15992Sielco Sistemi Winlog 2.07.00 - Stack OverflowPoC · exploit_db

affected products (6)

Products and version ranges known to be affected.

Sielco WinLog Lite: <2.07.00all versionscisa_csaf_otUS
Sielco WinLog Pro: <2.07.00all versionscisa_csaf_otUS
Sielco WinLog Lite< 2.07.00cisa_csaf_otUS
Sielco WinLog Pro< 2.07.00cisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
sielcosistemi winlog pro≤ 2.07.00nvdUScpe:2.3:a:sielcosistemi:winlog_pro:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-11-017-02Sielco Sistemi WinLog Stack Overflow2011-10-20icsa · cisa_csaf_otUS
This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2011-01-20modified 2026-06-16

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+21038 more

references (20)

External citations — patches, advisories, analysis.

scry

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