7.8
HIGH
CVE-2021-3674
Rizin ELF Section Header Out-of-Bounds Read/WriteExecutable Memory Corruption
Description

A flaw was found in rizin. The create_section_from_phdr function allocates space for ELF section data by processing the headers. Crafted values in the headers can cause out of bounds reads, which can lead to memory corruption and possibly code execution through the binary object's callback function.

INFO

Published Date :

March 24, 2023, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 6:22 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2021-3674 has a 1 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-2021-3674 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 Rizin rizin
: Total Affected Vendor : 1 | Products : 1
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-2021-3674.

URL Resource
https://gist.github.com/netspooky/61101e191afee95feda7dbd2f6b061c4 Exploit Third Party Advisory
https://github.com/rizinorg/rizin/pull/1313 Exploit Patch Vendor Advisory
https://gist.github.com/netspooky/61101e191afee95feda7dbd2f6b061c4 Exploit Third Party Advisory
https://github.com/rizinorg/rizin/pull/1313 Exploit Patch Vendor 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).

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ExpLangcn/FuYao-Go

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Updated: 4 weeks, 1 day ago
278 stars 33 fork 33 watcher
Born at : April 13, 2022, 2:35 a.m. This repo has been linked 84 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-2021-3674 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-3674 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://gist.github.com/netspooky/61101e191afee95feda7dbd2f6b061c4
    Added Reference https://github.com/rizinorg/rizin/pull/1313
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Mar. 29, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://gist.github.com/netspooky/61101e191afee95feda7dbd2f6b061c4 No Types Assigned https://gist.github.com/netspooky/61101e191afee95feda7dbd2f6b061c4 Exploit, Third Party Advisory
    Changed Reference Type https://github.com/rizinorg/rizin/pull/1313 No Types Assigned https://github.com/rizinorg/rizin/pull/1313 Exploit, Patch, Vendor Advisory
    Added CWE NIST CWE-125
    Added CPE Configuration OR *cpe:2.3:a:rizin:rizin:*:*:*:*:*:*:*:* versions up to (including) 0.2.1
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-2021-3674 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-2021-3674 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-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation CAPEC-540: Overread Buffers Overread Buffers
Exploit Prediction

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

0.13 }} 0.05%

score

0.48173

percentile

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