Vulnerability · Published Jan 14, 2021 · Assigned by jpcert
CVE-2021-20617
Critical 9.8
In plain English
A critical-severity security flaw in acmailer and acmailer DB from Seeds Co.,Ltd.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 7.4% (higher than 94% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)7.4%top 5.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Nuclei
Official description
Improper access control vulnerability in acmailer ver. 4.0.1 and earlier, and acmailer DB ver. 1.1.3 and earlier allows remote attackers to execute an arbitrary OS command, or gain an administrative privilege which may result in obtaining the sensitive information on the server via unspecified vectors.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Seeds Co.,Ltd. | acmailer and acmailer DB | acmailer ver. 4.0.1 and earlier, and acmailer DB ver. 1.1.3 and earlier |
References
- https://www.acmailer.jp/info/de.cgi?id=101 x_refsource_MISC
- https://jvn.jp/en/jp/JVN35906450/index.html x_refsource_MISC