Vulnerability · Published Sep 13, 2021 · Assigned by mitre
CVE-2021-41054
High 7.5
In plain English
A high-severity security flaw in the atftp package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 84% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)2.3%top 16.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
tftpd_file.c in atftp through 0.7.4 has a buffer overflow because buffer-size handling does not properly consider the combination of data, OACK, and other options.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | atftp | 0.7.git20210915-1 | DEBIAN-CVE-2021-41054 |
| Debian:13 | atftp | 0.7.git20210915-1 | DEBIAN-CVE-2021-41054 |
| Debian:14 | atftp | 0.7.git20210915-1 | DEBIAN-CVE-2021-41054 |
Affected products (as reported)
References
- https://sourceforge.net/p/atftp/code/ci/d255bf90834fb45be52decf9bc0b4fb46c90f205/ x_refsource_MISC
- https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41054 x_refsource_MISC
- [debian-lts-announce] 20211117 [SECURITY] [DLA 2820-1] atftp security update mailing-list, x_refsource_MLIST