CVE-2021-38142
CVE-2021-38142 is a high-severity vulnerability in Barco Mirrorop Windows Sender with a CVSS 3.x base score of 8.8. 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-319.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 7.2
- EPSS exploit prediction: 0% (38th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-319
- Affected product: Barco Mirrorop Windows Sender
- Published:
- Last modified:
Description
Barco MirrorOp Windows Sender before 2.5.3.65 uses cleartext HTTP and thus allows rogue software upgrades. An attacker on the local network can achieve remote code execution on any computer that tries to update Windows Sender due to the fact that the upgrade mechanism is not secured (is not protected with TLS).
Frequently asked questions
- What is CVE-2021-38142?
- Barco MirrorOp Windows Sender before 2.5.3.65 uses cleartext HTTP and thus allows rogue software upgrades. An attacker on the local network can achieve remote code execution on any computer that tries to update Windows Sender due to the fact that the upgrade mechanism is not secured (is not protected with TLS).
- How severe is CVE-2021-38142?
- CVE-2021-38142 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-38142 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-38142?
- CVE-2021-38142 affects Barco Mirrorop Windows Sender. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-38142?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-38142 published?
- CVE-2021-38142 was published on 2021-09-07 and last updated on 2026-06-17.
References
- https://www.barco.com/en/support/cms
- https://www.barco.com/en/support/software/R33050099?majorVersion=2&minorVersion=5&patchVersion=3&buildVersion=65
Affected products (1)
- cpe:2.3:a:barco:mirrorop_windows_sender:*:*:*:*:*:*:*:*
More vulnerabilities in Barco Mirrorop Windows Sender
- CVE-2021-35482 — High (CVSS 7.8): An issue was discovered in Barco MirrorOp Windows Sender before 2.5.4.70. An attacker in the local network is able to…
All CVEs affecting Barco Mirrorop Windows Sender →
Other CWE-319 (Cleartext Transmission of Sensitive Information) vulnerabilities
- CVE-2025-4378 — Critical (CVSS 10.0): Cleartext Transmission of Sensitive Information, Use of Hard-coded Credentials vulnerability in Ataturk University…
- CVE-2025-47419 — Critical (CVSS 10.0): Cleartext Transmission of Sensitive Information vulnerability in Crestron Automate VX allows Sniffing Network…
- CVE-2026-48902 — Critical (CVSS 9.8): The password and username reset features created plain http links for https connections if the "Force SSL" flag wasn't…
- CVE-2025-34271 — Critical (CVSS 9.8): Nagios Log Server versions prior to 2024R2.0.2 contain a vulnerability in the cluster manager component when…
- CVE-2025-32880 — Critical (CVSS 9.8): An issue was discovered on COROS PACE 3 devices through 3.0808.0. It implements a function to connect the watch to a…
- CVE-2025-26199 — Critical (CVSS 9.8): CloudClassroom-PHP-Project v1.0 is affected by an insecure credential transmission vulnerability. The application…
Browse all CWE-319 (Cleartext Transmission of Sensitive Information) vulnerabilities →