How severe is CVE-2012-1799?

CVE-2012-1799 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2012-1799 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-1799?

CVE-2012-1799 primarily affects Siemens Scalance S Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-1799?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2012-1799 published?

CVE-2012-1799 was published on 2012-04-18 and last updated on 2026-06-16.

CVE-2012-1799

CVE-2012-1799 is a critical-severity vulnerability in Siemens Scalance S Firmware with a CVSS 2.0 base score of 10.0. 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-287.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Siemens Scalance S Firmware
Published: 2012-04-18
Last modified: 2026-06-16

Description

The web server on the Siemens Scalance S Security Module firewall S602 V2, S612 V2, and S613 V2 with firmware before 2.3.0.3 does not limit the rate of authentication attempts, which makes it easier for remote attackers to obtain access via a brute-force attack on the administrative password.

Frequently asked questions

What is CVE-2012-1799?: The web server on the Siemens Scalance S Security Module firewall S602 V2, S612 V2, and S613 V2 with firmware before 2.3.0.3 does not limit the rate of authentication attempts, which makes it easier for remote attackers to obtain access via a brute-force attack on the administrative password.
How severe is CVE-2012-1799?: CVE-2012-1799 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2012-1799 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-1799?: CVE-2012-1799 primarily affects Siemens Scalance S Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-1799?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2012-1799 published?: CVE-2012-1799 was published on 2012-04-18 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:siemens:scalance_s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:scalance_s_firmware:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:siemens:scalance_s_firmware:2.2.0:*:*:*:*:*:*:*
cpe:2.3:h:siemens:scalance_s602:v2:*:*:*:*:*:*:*
cpe:2.3:h:siemens:scalance_s612:v2:*:*:*:*:*:*:*
cpe:2.3:h:siemens:scalance_s613:v2:*:*:*:*:*:*:*

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