How severe is CVE-2012-3031?

CVE-2012-3031 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2012-3031 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3031?

CVE-2012-3031 primarily affects Siemens Simatic Pcs7. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-3031?

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

When was CVE-2012-3031 published?

CVE-2012-3031 was published on 2012-09-18 and last updated on 2026-06-16.

CVE-2012-3031

CVE-2012-3031 is a medium-severity vulnerability in Siemens Simatic Pcs7 with a CVSS 2.0 base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Siemens Simatic Pcs7
Published: 2012-09-18
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in WebNavigator in Siemens WinCC 7.0 SP3 and earlier, as used in SIMATIC PCS7 and other products, allow remote attackers to inject arbitrary web script or HTML via a (1) GET parameter, (2) POST parameter, or (3) Referer HTTP header.

Frequently asked questions

What is CVE-2012-3031?: Multiple cross-site scripting (XSS) vulnerabilities in WebNavigator in Siemens WinCC 7.0 SP3 and earlier, as used in SIMATIC PCS7 and other products, allow remote attackers to inject arbitrary web script or HTML via a (1) GET parameter, (2) POST parameter, or (3) Referer HTTP header.
How severe is CVE-2012-3031?: CVE-2012-3031 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-3031 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3031?: CVE-2012-3031 primarily affects Siemens Simatic Pcs7. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3031?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3031 published?: CVE-2012-3031 was published on 2012-09-18 and last updated on 2026-06-16.

References

Affected products (11)

cpe:2.3:a:siemens:simatic_pcs7:8.0:*:*:*:*:*:*:*
cpe:2.3:a:siemens:wincc:*:sp3:*:*:*:*:*:*
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:*:*:*:*:*:*

More vulnerabilities in Siemens Simatic Pcs7

CVE-2014-8551 — Critical (CVSS 10.0): The WinCC server in Siemens SIMATIC WinCC 7.0 through SP3, 7.2 before Update 9, and 7.3 before Update 2; SIMATIC PCS 7…
CVE-2017-12069 — High (CVSS 8.2): An XXE vulnerability has been identified in OPC Foundation UA .NET Sample Code before 2017-03-21 and Local Discovery…
CVE-2013-3958 — High (CVSS 7.5): The login implementation in the Web Navigator in Siemens WinCC before 7.2 Update 1, as used in SIMATIC PCS7 8.0 SP1 and…
CVE-2013-3957 — High (CVSS 7.5): SQL injection vulnerability in the login screen in the Web Navigator in Siemens WinCC before 7.2 Update 1, as used in…
CVE-2012-3032 — High (CVSS 7.5): SQL injection vulnerability in WebNavigator in Siemens WinCC 7.0 SP3 and earlier, as used in SIMATIC PCS7 and other…
CVE-2012-3015 — Medium (CVSS 6.9): Untrusted search path vulnerability in Siemens SIMATIC STEP7 before 5.5 SP1, as used in SIMATIC PCS7 7.1 SP3 and…

All CVEs affecting Siemens Simatic Pcs7 →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →