CVE-2015-2822

Siemens SIMATIC HMI Comfort Panels before WinCC (TIA Portal) 13 SP1 Upd2 and SIMATIC WinCC Runtime Advanced before WinCC (TIA Portal) 13 SP1 Upd2 allow man-in-the-middle attackers to cause a denial of service via crafted packets on TCP port 102.

Published: 2015-04-08 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2015-2822 is rated Moderate Risk (44.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.74%). EPSS rose +1.14% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2015-2822

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.60% 1.74% +1.14%
2 2025-04-27 0.82% 0.60% -0.22%
3 2025-03-30 — 0.82% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-2822

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2015-2822

Affected software / configurations for CVE-2015-2822

Vendor Product Version Raw CPE
siemens wincc <= 13.0 cpe:2.3:a:siemens:wincc:*:sp1:*:*:*:*:*:*
siemens wincc <= 13.0 cpe:2.3:a:siemens:wincc:*:sp1:*:*:advanced:*:*:*

References for CVE-2015-2822

cvelogic Threat Intelligence