Vulnerability · Published Mar 10, 2021 · Assigned by jpcert
CVE-2021-20671
High 7.2
In plain English
A high-severity security flaw in GROWI from WESEEK, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.9% (higher than 80% of all known vulnerabilities).
Severity (CVSS NVD)7.2High
Exploit odds (30 days)1.9%top 20.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Invalid file validation on the upload feature in GROWI versions v4.2.2 allows a remote attacker with administrative privilege to overwrite the files on the server, which may lead to arbitrary code execution.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| WESEEK, Inc. | GROWI | versions v4.2.2 and earlier |
References
- https://weseek.co.jp/security/2021/03/08/vulnerability/growi-prevent-multiple-xss/ x_refsource_MISC
- https://jvn.jp/en/vu/JVNVU94889258/index.html x_refsource_MISC