CVE-2013-0675

What it is

Buffer overflow in CCEServer (aka the central communications component) in Siemens WinCC before 7.2, as used in SIMATIC PCS7 before 8.0 SP1 and other products, allows remote attackers to cause a denial of service via a crafted packet.

At a glance

Exploitability

Can be exploited from the same network segment without logging in. High risk of service disruption.

Exploit odds

1.0% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2013-03-21 15:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:49 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.0% in the next 30 days (EPSS).
• Severity: 6.1 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2013-03-21 15:55 UTC

Last modified

2026-06-16 23:49 UTC

Exploit probability

1.0% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Modified

Affected

• Siemens Simatic pcs7 ≤ 8.0
• Siemens Simatic pcs7 7.1
• Siemens Wincc ≤ 7.1
• Siemens Wincc 5.0
• Siemens Wincc 6.0
• Siemens Wincc 7.0

Attack profile CVSS 2.0 · 6.1

Attack vector

Adjacent network

Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2013-0675.md and follow it. Check whether this project is affected by CVE-2013-0675. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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