Vulnerability · Published Nov 23, 2022 · Assigned by mitre
CVE-2021-46854
High 7.5
In plain English
A high-severity memory leak in the proftpd-dfsg package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.3%top 30.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
mod_radius in ProFTPD before 1.3.7c allows memory disclosure to RADIUS servers because it copies blocks of 16 characters.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | proftpd-dfsg | 1.3.7c+dfsg-1 | DEBIAN-CVE-2021-46854 |
| Debian:13 | proftpd-dfsg | 1.3.7c+dfsg-1 | DEBIAN-CVE-2021-46854 |
| Debian:14 | proftpd-dfsg | 1.3.7c+dfsg-1 | DEBIAN-CVE-2021-46854 |
Affected products (as reported)
Weakness: CWE-401 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N