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CVE-2013-4651

18
FAUCET Score

CVE-2013-4651 describes a vulnerability in Siemens Scalance W7xx devices with firmware older than 4.5.4, where a shared hardcoded X.509 certificate across installations facilitates man-in-the-middle attacks against SSL sessions. With a CVSS score of 6.6, this vulnerability has a network attack vector and high attack complexity, potentially leading to partial confidentiality, integrity, and complete availability compromise. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage for this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.4.0CPE matchmatch criteria
cpe:2.3:o:siemens:scalance_w700_series_firmware:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:h:siemens:scalance_w744-1:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:h:siemens:scalance_w744-1pro:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:h:siemens:scalance_w746-1:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:h:siemens:scalance_w746-1pro:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.6MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
8.5
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.95%
Probability of exploitation in next 30 days
EPSS Percentile
57.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0095 is in the 16th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

siemens.com / corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-120908.pdf
Vendor Advisory