SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2012-4705

Directory traversal vulnerability in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via vectors involving a crafted pathname.

EXPLOIT ✓HIGH 10.0EPSS 64.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 64.9%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

Directory traversal vulnerability in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via vectors involving a crafted pathname.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
64.87% probability · 99th percentile
Public exploits
1 in Exploit-DB · verified · first 2 February 2013
CISA KEV
Not listed
Weakness
CWE-22
Affected
3s-software/codesys gateway-server
Source
ics-cert@hq.dhs.gov
EPSS trend
0%33%65%4 November 2026: 64.87%4 November 20264 November 2026

EPSS 64.9% since 4 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-41712source ↗CADA 3S CoDeSys Gateway Server - Directory Traversal (Metasploit)windows · Metasploitlocal2 February 2013yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.