Vulnerability · Published May 20, 2021 · Assigned by jpcert
CVE-2021-20721
Critical 9.8
In plain English
A critical-severity security flaw in KonaWiki2 from kujirahand. 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 NVD)9.8Critical
Exploit odds (30 days)1.5%top 25.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
KonaWiki2 versions prior to 2.2.4 allows a remote attacker to upload arbitrary files via unspecified vectors. If the file contains PHP scripts, arbitrary code may be executed.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| kujirahand | KonaWiki2 | versions prior to 2.2.4 |
References
- https://kujirahand.com/konawiki/ x_refsource_MISC
- https://jvn.jp/en/jp/JVN34232719/index.html x_refsource_MISC