CVE-2020-29552
CVE-2020-29552 is a critical-severity vulnerability in Urve with a CVSS 3.x base score of 9.8. 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-78.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 5% (91st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Urve
- Published:
- Last modified:
Description
An issue was discovered in URVE Build 24.03.2020. By using the _internal/pc/vpro.php?mac=0&ip=0&operation=0&usr=0&pass=0%3bpowershell+-c+" substring, it is possible to execute a Powershell command and redirect its output to a file under the web root.
Frequently asked questions
- What is CVE-2020-29552?
- An issue was discovered in URVE Build 24.03.2020. By using the _internal/pc/vpro.php?mac=0&ip=0&operation=0&usr=0&pass=0%3bpowershell+-c+" substring, it is possible to execute a Powershell command and redirect its output to a file under the web root.
- How severe is CVE-2020-29552?
- CVE-2020-29552 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-29552 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-29552?
- CVE-2020-29552 affects Urve. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-29552?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2020-29552 published?
- CVE-2020-29552 was published on 2020-12-23 and last updated on 2026-06-17.
References
- http://packetstormsecurity.com/files/160722/URVE-Software-Build-24.03.2020-Authentication-Bypass-Remote-Code-Execution.html
- http://seclists.org/fulldisclosure/2020/Dec/47
- https://urve.co.uk/system-rezerwacji-sal
- https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-040.txt
Affected products (1)
- cpe:2.3:a:urve:urve:24.03.2020:*:*:*:*:*:*:*
More vulnerabilities in Urve
- CVE-2020-29551 — Critical (CVSS 9.1): An issue was discovered in URVE Build 24.03.2020. Using the _internal/pc/shutdown.php path, it is possible to shutdown…
- CVE-2020-29550 — High (CVSS 7.5): An issue was discovered in URVE Build 24.03.2020. The password of an integration user account (used for the connection…
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