5.5
MEDIUM
CVE-2021-22296
HarmonyOS Device File System DoS Vulnerability
Description

A component of HarmonyOS 2.0 has a DoS vulnerability. Local attackers may exploit this vulnerability to mount a file system to the target device, causing DoS of the file system.

INFO

Published Date :

March 2, 2021, 7:15 p.m.

Last Modified :

Nov. 21, 2024, 5:49 a.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2021-22296 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 Huawei harmonyos

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).

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

The following list is the news that have been mention CVE-2021-22296 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-22296 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://device.harmonyos.com/cn/console/safetyDetail?id=9145efa5d9064d94a7fc3968b6054d83&pageSize=10&pageIndex=1
    Added Reference https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2021/2021-03.md
    Added Reference https://www.tenable.com/cve/CVE-2021-22296
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Mar. 09, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://device.harmonyos.com/cn/console/safetyDetail?id=9145efa5d9064d94a7fc3968b6054d83&pageSize=10&pageIndex=1 No Types Assigned https://device.harmonyos.com/cn/console/safetyDetail?id=9145efa5d9064d94a7fc3968b6054d83&pageSize=10&pageIndex=1 Vendor Advisory
    Changed Reference Type https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2021/2021-03.md No Types Assigned https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2021/2021-03.md Third Party Advisory
    Changed Reference Type https://www.tenable.com/cve/CVE-2021-22296 No Types Assigned https://www.tenable.com/cve/CVE-2021-22296 Third Party Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Mar. 04, 2021

    Action Type Old Value New Value
    Changed Description A component of the HarmonyOS 2.0 has a DoS vulnerability. Local attackers may exploit this vulnerability to mount a file system to the target device, causing DoS of the file system. A component of HarmonyOS 2.0 has a DoS vulnerability. Local attackers may exploit this vulnerability to mount a file system to the target device, causing DoS of the file system.
    Added Reference https://device.harmonyos.com/cn/console/safetyDetail?id=9145efa5d9064d94a7fc3968b6054d83&pageSize=10&pageIndex=1 [No Types Assigned]
    Added Reference https://www.tenable.com/cve/CVE-2021-22296 [No Types Assigned]
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-2021-22296 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-2021-22296 weaknesses.

Exploit Prediction

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

0.04 }} 0.00%

score

0.05635

percentile

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