PT-2022-4795 · Atftp+5 · Atftp+5

Johannes Krupp · Published 2022-02-04 · Updated 2024-04-26 · CVE-2021-46671

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions atftp versions prior to 0.7.5

Description The issue is related to a buffer overflow in the options.c file of atftp, allowing a remote client to access sensitive server-side data, specifically /etc/group information.

Recommendations For versions prior to 0.7.5, update to version 0.7.5 or later to resolve the issue.

Exploit

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALT-PU-2024-1855

ALT-PU-2024-2319

ALT-PU-2024-7116

ALT-PU-2024-7118

BDU:2022-05753

CVE-2021-46671

DLA-3028-1

SUSE-SU-2022:0881-1

SUSE-SU-2022_0881-1

USN-6334-1

Affected Products

Alt Linux

Astra Linux

Linuxmint

Suse

Ubuntu

Atftp

References · 28

• 🔥 https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41054 · Exploit
• 🔥 https://bugs.debian.org/1004974 · Exploit
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2022-0926SE47 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-05753 · Security Note
• https://ubuntu.com/security/CVE-2021-41054 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-46671 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-46671 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2022-0819SE17 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3028-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-46671 · Security Note
• https://sourceforge.net/p/atftp/code/ci/9cf799c40738722001552618518279e9f0ef62e5 · Patch
• https://security-tracker.debian.org/tracker/CVE-2021-46671 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-6334-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se81-bulletin-20230315SE81 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-46671 · Security Note