Vulnerability · Published May 28, 2021 · Assigned by twcert
CVE-2021-32541SysJust CTS Web - Broken Access Control
Medium 5.3
In plain English
A medium-severity security flaw in CTS Web from SysJust. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)1.5%top 25.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The CTS Web transaction system related to authentication and session management is implemented incorrectly, which allows remote unauthenticated attackers can send a large number of valid usernames, and force those logged-in account to log out, causing the user to be unable to access the services
Affected products (as reported)
References
- https://www.twcert.org.tw/tw/cp-132-4757-893eb-1.html x_refsource_MISC
- https://www.chtsecurity.com/news/40e165e2-e539-49bc-bcf1-e3b27c29e344 x_refsource_CONFIRM