How severe is CVE-2022-27220?

CVE-2022-27220 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2022-27220 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-27220?

CVE-2022-27220 primarily affects Siemens Sinema Remote Connect Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-27220?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-27220 published?

CVE-2022-27220 was published on 2022-06-14 and last updated on 2026-06-17.

CVE-2022-27220

CVE-2022-27220 is a medium-severity vulnerability in Siemens Sinema Remote Connect Server with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1021.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1021
Affected product: Siemens Sinema Remote Connect Server
Published: 2022-06-14
Last modified: 2026-06-17

Description

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.0 SP2). Affected application is missing general HTTP security headers in the web server configured on port 6220. This could aid attackers by making the servers more prone to clickjacking, channel downgrade attacks and other similar client-based attack vectors.

Frequently asked questions

What is CVE-2022-27220?: A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.0 SP2). Affected application is missing general HTTP security headers in the web server configured on port 6220. This could aid attackers by making the servers more prone to clickjacking, channel downgrade attacks and other similar client-based attack vectors.
How severe is CVE-2022-27220?: CVE-2022-27220 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2022-27220 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-27220?: CVE-2022-27220 primarily affects Siemens Sinema Remote Connect Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-27220?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-27220 published?: CVE-2022-27220 was published on 2022-06-14 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-911567.pdf

Affected products (3)

cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:-:*:*:*:*:*:*
cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:sp1:*:*:*:*:*:*

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