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CVE-2014-0781· NVD / CVE Program· CNA icscert

Yokogawa CENTUM CS 3000 Heap-based Buffer Overflow

Heap-based buffer overflow in BKCLogSvr.exe in Yokogawa CENTUM CS 3000 R3.09.50 and earlier allows remote attackers to execute arbitrary code via crafted UDP packets.

CriticalCVSS 9.3 · v2.0—Weaponized No fix recorded

Noroxi analysis

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Published
Mar 14, 2014
Updated
Jun 16, 2026
EPSS
25.4% · 98th percentile
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Report tools

JSON

Action score

45

Plan

Add it to your regular patch cycle.

CVSS
37 / 40 · 9.3 / 10
CISA KEV
0 / 30 · Not listed
EPSS
8 / 30 · 25.4%

CNA vs NVD score

NVD
9.3
CNA · icscert
9.3
agree

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
yokogawacentum cs 3000

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • yokogawa centum cs 3000up to r3.09.50 inclusive
  • yokogawa centum cs 3000r3.01
  • yokogawa centum cs 3000r3.02
  • yokogawa centum cs 3000r3.03
  • yokogawa centum cs 3000r3.04
  • yokogawa centum cs 3000r3.05
  • yokogawa centum cs 3000r3.06
  • yokogawa centum cs 3000r3.07
  • yokogawa centum cs 3000r3.08
  • yokogawa centum cs 3000r3.08.50
  • yokogawa centum cs 3000r3.08.70
  • yokogawa centum cs 3000r3.09

Versions reported by the vendor

Affected version ranges reported by the assigning authority (icscert). Independent of NVD's CPE analysis and usually ahead of it.

  • Yokogawa CENTUM CS 3000

    • before R3.09.50affected

Same product

yokogawa: all records

Other highest-scoring records for the same primary product.

  • CVE-2014-0783Yokogawa CENTUM CS 3000 Stack-based Buffer Overflow
    56Plan
  • CVE-2014-0784Yokogawa CENTUM CS 3000 Stack-based Buffer Overflow
    44Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Metasploit moduleauxiliary/dos/scada/yokogawa_logsvrYokogawa CENTUM CS 3000 BKCLogSvr.exe Heap Buffer Overflowauxiliary2014-03-10

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Metasploit-4 d
  2. Published
  3. TodaySep 30, 2026+4584 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

    If successful

    Confidentiality
    C · data can be read
    Integrity
    C · data or configuration can be modified
    Availability
    C · the service can be disrupted
    Attack complexity
    M
    Confidentiality impact
    C
    Integrity impact
    C
    Availability impact
    C

    Weakness class (CWE)

    CWE-122 · Heap-based Buffer Overflow

    CVSS vector

    AV:N/AC:M/Au:N/C:C/I:C/A:C

    nvd-primary

    Attack context

    MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

    ATT&CK techniques

    —

    Change log

    No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

    References

    Vendor advisories and official records. Exploit/PoC links are deliberately left out.

    All records