7.5
HIGH
CVE-2021-41054
Atftp TFTP Buffer Overflow Vulnerability
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.

INFO

Published Date :

Sept. 13, 2021, 9:15 p.m.

Last Modified :

Nov. 21, 2024, 6:25 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2021-41054 has a 7 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-41054 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Debian debian_linux
1 Atftp_project atftp
: Total Affected Vendor : 2 | Products : 2
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-41054.

URL Resource
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41054 Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00014.html Mailing List Third Party Advisory
https://sourceforge.net/p/atftp/code/ci/d255bf90834fb45be52decf9bc0b4fb46c90f205/ Patch Third Party Advisory
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41054 Exploit Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00014.html Mailing List Third Party Advisory
https://sourceforge.net/p/atftp/code/ci/d255bf90834fb45be52decf9bc0b4fb46c90f205/ Patch Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
dbrumley/automotive-downloader

Download automotive OSS

Shell Dockerfile Makefile C Roff M4

Updated: 3 weeks ago
2 stars 0 fork 0 watcher
Born at : May 6, 2024, 5:49 p.m. This repo has been linked 7 different CVEs too.
Profile Photo
2lambda123/CVE-mitre

None

Python Shell C Makefile Assembly JavaScript C++ C# Ruby Rich Text Format

Updated: 9 months, 4 weeks ago
1 stars 1 fork 1 watcher
Born at : Jan. 21, 2024, 8:38 p.m. This repo has been linked 144 different CVEs too.
Profile Photo
2lambda123/Windows10Exploits

None

PowerShell C# Python C++ Ruby Perl C Batchfile HTML JavaScript

Updated: 10 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : Jan. 21, 2024, 8:26 p.m. This repo has been linked 98 different CVEs too.
Profile Photo
Offensive-Penetration-Security/OPSEC-Hall-of-fame

None

Updated: 2 years, 7 months ago
1 stars 0 fork 0 watcher
Born at : May 6, 2022, 11:09 a.m. This repo has been linked 132 different CVEs too.
Profile Photo
nu11secur1ty/CVE-nu11secur1ty

None

C HTML

Updated: 2 months, 1 week ago
50 stars 21 fork 21 watcher
Born at : Feb. 28, 2021, 7:13 a.m. This repo has been linked 100 different CVEs too.
Profile Photo
nu11secur1ty/CVE-mitre

https://cve.mitre.org/

Go Python YARA Rich Text Format Shell C Makefile M4 Roff sed

Updated: 1 month ago
127 stars 52 fork 52 watcher
Born at : Jan. 11, 2021, 10:51 a.m. This repo has been linked 144 different CVEs too.
Profile Photo
nu11secur1ty/Windows10Exploits

Microsoft » Windows 10 : Security Vulnerabilities

VBScript Ruby Perl C++ Batchfile HTML JavaScript Python C Shell

Updated: 1 week, 6 days ago
898 stars 204 fork 204 watcher
Born at : Feb. 5, 2020, 6:44 p.m. This repo has been linked 98 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-41054 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-41054 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41054
    Added Reference https://lists.debian.org/debian-lts-announce/2021/11/msg00014.html
    Added Reference https://sourceforge.net/p/atftp/code/ci/d255bf90834fb45be52decf9bc0b4fb46c90f205/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Nov. 30, 2021

    Action Type Old Value New Value
    Changed Reference Type https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41054 No Types Assigned https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41054 Exploit, Third Party Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/11/msg00014.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/11/msg00014.html Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Nov. 17, 2021

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2021/11/msg00014.html [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 18, 2021

    Action Type Old Value New Value
    Added Reference https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-41054 [No Types Assigned]
  • Initial Analysis by [email protected]

    Sep. 24, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://sourceforge.net/p/atftp/code/ci/d255bf90834fb45be52decf9bc0b4fb46c90f205/ No Types Assigned https://sourceforge.net/p/atftp/code/ci/d255bf90834fb45be52decf9bc0b4fb46c90f205/ Patch, Third Party Advisory
    Added CWE NIST CWE-120
    Added CPE Configuration OR *cpe:2.3:a:atftp_project:atftp:*:*:*:*:*:*:*:* versions up to (including) 0.7.4
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-41054 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-41054 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-92: Forced Integer Overflow Forced Integer Overflow CAPEC-100: Overflow Buffers Overflow Buffers
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.23 }} -0.37%

score

0.61039

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: