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CVE-2012-3020

22
FAUCET Score

CVE-2012-3020 describes an unspecified default password vulnerability in Siemens Synco OZW Web Server devices (OZW672.*, OZW772.*, OZW775) with firmware versions prior to 4. This flaw allows remote attackers to gain administrative access over the network. With a CVSS score of 7.5, this vulnerability is considered highly severe due to its low attack complexity and potential for complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
ozw672.01CPE matchmatch criteria
cpe:2.3:h:siemens:synco_ozw_web_server:ozw672.01:*:*:*:*:*:*:*
ozw672.04CPE matchmatch criteria
cpe:2.3:h:siemens:synco_ozw_web_server:ozw672.04:*:*:*:*:*:*:*
ozw672.16CPE matchmatch criteria
cpe:2.3:h:siemens:synco_ozw_web_server:ozw672.16:*:*:*:*:*:*:*
ozw772.01CPE matchmatch criteria
cpe:2.3:h:siemens:synco_ozw_web_server:ozw772.01:*:*:*:*:*:*:*
ozw772.04CPE matchmatch criteria
cpe:2.3:h:siemens:synco_ozw_web_server:ozw772.04:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.44%
Probability of exploitation in next 30 days
EPSS Percentile
70.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0144 is in the 52nd percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

support.automation.siemens.com / WW/view/en/41929231/130000
us-cert.gov / control_systems/pdf/ICSA-12-214-01.pdf
US Government Resource