How severe is CVE-2012-3030?

CVE-2012-3030 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-3030 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3030?

CVE-2012-3030 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-2012-3030?

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

When was CVE-2012-3030 published?

CVE-2012-3030 was published on 2012-09-18 and last updated on 2026-06-16.

CVE-2012-3030

CVE-2012-3030 is a medium-severity vulnerability in Siemens Simatic Pcs7 with a CVSS 2.0 base score of 5.0. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Siemens Simatic Pcs7
Published: 2012-09-18
Last modified: 2026-06-16

Description

WebNavigator in Siemens WinCC 7.0 SP3 and earlier, as used in SIMATIC PCS7 and other products, stores sensitive information under the web root with insufficient access control, which allows remote attackers to read a (1) log file or (2) configuration file via a direct request.

Frequently asked questions

What is CVE-2012-3030?: WebNavigator in Siemens WinCC 7.0 SP3 and earlier, as used in SIMATIC PCS7 and other products, stores sensitive information under the web root with insufficient access control, which allows remote attackers to read a (1) log file or (2) configuration file via a direct request.
How severe is CVE-2012-3030?: CVE-2012-3030 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-3030 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3030?: CVE-2012-3030 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-2012-3030?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3030 published?: CVE-2012-3030 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-264 (Permissions, Privileges, and Access Controls) vulnerabilities

CVE-2016-8363 — Critical (CVSS 10.0): An issue was discovered in Moxa OnCell OnCellG3470A-LTE, AWK-1131A/3131A/4131A Series, AWK-3191 Series, AWK-5232/6232…
CVE-2016-7457 — Critical (CVSS 10.0): VMware vRealize Operations (aka vROps) 6.x before 6.4.0 allows remote authenticated users to gain privileges, or halt…
CVE-2015-7425 — Critical (CVSS 10.0): The Data Protection component in the VMware vSphere GUI in IBM Tivoli Storage Manager for Virtual Environments: Data…
CVE-2015-8267 — Critical (CVSS 10.0): The PasswordReset.Controllers.ResetController.ChangePasswordIndex method in PasswordReset.dll in Dovestones AD Self…
CVE-2015-7919 — Critical (CVSS 10.0): SearchBlox 8.3 before 8.3.1 allows remote attackers to write to the config file, and consequently cause a denial of…
CVE-2015-7071 — Critical (CVSS 10.0): The File Bookmark component in Apple OS X before 10.11.2 allows attackers to bypass a sandbox protection mechanism for…

Browse all CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities →