Vulnerability · Published Dec 23, 2020 · Assigned by mitre
CVE-2020-29552
Critical 9.8
In plain English
A critical-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.9% (higher than 92% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)4.9%top 7.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
References
- https://urve.co.uk/system-rezerwacji-sal x_refsource_MISC
- https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-040.txt x_refsource_MISC
- 20201225 SYSS-2020-040 Urve - Missing Authentication for Critical Function (CWE-306) mailing-list, x_refsource_FULLDISC
- http://packetstormsecurity.com/files/160722/URVE-Software-Build-24.03.2020-Authentication-Bypass-Remote-Code-Execution.html x_refsource_MISC