CVE-2019-6577
MEDIUMDescription
A vulnerability has been identified in SIMATIC HMI Comfort Panels 4" - 22" (All versions < V15.1 Update 1), SIMATIC HMI Comfort Outdoor Panels 7" & 15" (All versions < V15.1 Update 1), SIMATIC HMI KTP Mobile Panels KTP400F, KTP700, KTP700F, KTP900 und KTP900F (All versions < V15.1 Update 1), SIMATIC WinCC Runtime Advanced (All versions < V15.1 Update 1), SIMATIC WinCC Runtime Professional (All versions < V15.1 Update 1), SIMATIC WinCC (TIA Portal) (All versions < V15.1 Update 1), SIMATIC HMI Classic Devices (TP/MP/OP/MP Mobile Panel) (All versions). The integrated web server could allow Cross-Site Scripting (XSS) attacks if an attacker is able to modify particular parts of the device configuration via SNMP. The security vulnerability could be exploited by an attacker with network access to the affected system. Successful exploitation requires system privileges and user interaction. An attacker could use the vulnerability to compromise confidentiality and the integrity of the affected system. At the stage of publishing this security advisory no public exploitation is known.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Exploit Intelligence
Moderate risk: more likely to be exploited than 56% of all known CVEs.
References
Related Vulnerabilities
Other CWE-80 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2022-21145 | Medium | 4.8 | 78% | - | - |
| CVE-2020-13562 | Medium | 6.1 | 78% | - | - |
| CVE-2020-13965 | Medium | 6.1 | 77% | KEV | Fix |
| CVE-2020-13564 | Medium | 6.1 | 76% | - | - |
| CVE-2020-13563 | Medium | 6.1 | 76% | - | - |
| CVE-2024-4439 | High | 7.2 | 71% | - | Fix |
Common questions
How do I fix CVE-2019-6577?
Published advisories record a fix for 9 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2019-6577 being actively exploited?
Not that we know of. CVE-2019-6577 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.89% is the estimated probability that it will be exploited in the next 30 days. That is higher than 56% of all scored CVEs.
How severe is CVE-2019-6577?
CVE-2019-6577 has a CVSS v3 base score of 5.4, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2019-6577 affect?
Published advisories record a fix for simatic hmi comfort outdoor panels firmware (NVD), simatic hmi comfort panels firmware (NVD), simatic hmi ktp mobile panels ktp400f firmware (NVD), simatic hmi ktp mobile panels ktp700 firmware (NVD), and 5 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.