How severe is CVE-2013-0674?

CVE-2013-0674 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2013-0674 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-0674?

CVE-2013-0674 primarily affects Siemens Simatic Pcs7. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-0674?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-0674 published?

CVE-2013-0674 was published on 2013-03-21 and last updated on 2026-06-16.

CVE-2013-0674

CVE-2013-0674 is a medium-severity vulnerability in Siemens Simatic Pcs7 with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Siemens Simatic Pcs7
Published: 2013-03-21
Last modified: 2026-06-16

Description

Buffer overflow in the RegReader ActiveX control in Siemens WinCC before 7.2, as used in SIMATIC PCS7 before 8.0 SP1 and other products, allows remote attackers to execute arbitrary code via a long parameter.

Frequently asked questions

What is CVE-2013-0674?: Buffer overflow in the RegReader ActiveX control in Siemens WinCC before 7.2, as used in SIMATIC PCS7 before 8.0 SP1 and other products, allows remote attackers to execute arbitrary code via a long parameter.
How severe is CVE-2013-0674?: CVE-2013-0674 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2013-0674 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0674?: CVE-2013-0674 primarily affects Siemens Simatic Pcs7. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0674?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-0674 published?: CVE-2013-0674 was published on 2013-03-21 and last updated on 2026-06-16.

References

Affected products (13)

cpe:2.3:a:siemens:simatic_pcs7:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_pcs7:7.1:sp3:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:5.0:*:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:5.0:sp1:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:6.0:*:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:6.0:sp2:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:6.0:sp3:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:6.0:sp4:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:7.0:*:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:7.0:sp1:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:7.0:sp2:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:7.0:sp3:*:*:*:*:*:*

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