Vulnerability · Published May 28, 2021 · Assigned by twcert
CVE-2021-32543SysJust CTS Web - Broken Authentication
Medium 6.5
In plain English
A medium-severity improper authentication 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 0.8% (higher than 56% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.8%top 44.5% 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 management is implemented incorrectly. After login, remote attackers can manipulate cookies to access other accounts and trade in the stock market with spoofed identity.
Affected products (as reported)
Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
References
- https://www.twcert.org.tw/tw/cp-132-4759-92eab-1.html x_refsource_MISC
- https://www.chtsecurity.com/news/40e165e2-e539-49bc-bcf1-e3b27c29e344 x_refsource_CONFIRM