Vulnerability Details : CVE-2021-20618
Privilege chaining vulnerability in acmailer ver. 4.0.2 and earlier, and acmailer DB ver. 1.1.4 and earlier allows remote attackers to bypass authentication and to gain an administrative privilege which may result in obtaining the sensitive information on the server via unspecified vectors.
Exploit prediction scoring system (EPSS) score for CVE-2021-20618
Probability of exploitation activity in the next 30 days: 0.67%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 77 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-20618
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-20618
-
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-20618
-
https://www.acmailer.jp/info/de.cgi?id=101
acmailer│無料で使えるメール配信CGI「エーシーメーラー」│インフォメーションVendor Advisory
-
https://jvn.jp/en/jp/JVN35906450/index.html
JVN#35906450: Multiple vulnerabilities in acmailerThird Party Advisory
Products affected by CVE-2021-20618
- cpe:2.3:a:acmailer:acmailer:*:*:*:*:*:*:*:*
- cpe:2.3:a:acmailer:acmailer_db:*:*:*:*:*:*:*:*