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CVE-2015-1358

16
FAUCET Score

CVE-2015-1358 describes a vulnerability in Siemens SIMATIC WinCC (TIA Portal) and WinCC flexible where the remote-management module fails to properly encrypt credentials during transit. This allows remote attackers to intercept and decrypt cleartext credentials by sniffing network traffic. The vulnerability has a CVSS score of 5.0, indicating a medium severity, with a network attack vector, low attack complexity, and potential for confidentiality compromise. There is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. Despite this, the CVE has garnered significant community discussion and media coverage, suggesting awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
13.0CPE matchmatch criteria
cpe:2.3:a:siemens:wincc:13.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.69%
Probability of exploitation in next 30 days
EPSS Percentile
84.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0269 is in the 77th percentile among its peer group of 23,725 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, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

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

ics-cert.us-cert.gov / advisories/ICSA-16-161-02
US Government Resource
securityfocus.com / bid/72625
securitytracker.com / id/1036090
siemens.com / cert/pool/cert/siemens_security_advisory_ssa-526760.pdf
siemens.com / innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-543623.pdf
Vendor Advisory