6.5
MEDIUM
CVE-2021-39235
Apache Ozone Elevated Privileges Write
Description

In Apache Ozone before 1.2.0, Ozone Datanode doesn't check the access mode parameter of the block token. Authenticated users with valid READ block token can do any write operation on the same block.

INFO

Published Date :

Nov. 19, 2021, 10:15 a.m.

Last Modified :

Dec. 22, 2023, 7:21 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-39235 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 Apache ozone
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-2021-39235.

URL Resource
http://www.openwall.com/lists/oss-security/2021/11/19/6 Mailing List Third Party Advisory
https://mail-archives.apache.org/mod_mbox/ozone-dev/202111.mbox/%3C93f88246-4320-7423-0dac-ec7a07f47455%40apache.org%3E Mailing List 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).

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

The following list is the news that have been mention CVE-2021-39235 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-39235 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 [email protected]

    May. 14, 2024

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

    Dec. 22, 2023

    Action Type Old Value New Value
    Changed Reference Type http://www.openwall.com/lists/oss-security/2021/11/19/6 Third Party Advisory http://www.openwall.com/lists/oss-security/2021/11/19/6 Mailing List, Third Party Advisory
  • CVE Modified by [email protected]

    Nov. 13, 2023

    Action Type Old Value New Value
    Added CWE Apache Software Foundation CWE-732
    Removed CWE Apache Software Foundation CWE-1220
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added CWE Apache Software Foundation CWE-1220
  • Initial Analysis by [email protected]

    Nov. 19, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:N/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
    Changed Reference Type http://www.openwall.com/lists/oss-security/2021/11/19/6 No Types Assigned http://www.openwall.com/lists/oss-security/2021/11/19/6 Third Party Advisory
    Changed Reference Type https://mail-archives.apache.org/mod_mbox/ozone-dev/202111.mbox/%3C93f88246-4320-7423-0dac-ec7a07f47455%40apache.org%3E No Types Assigned https://mail-archives.apache.org/mod_mbox/ozone-dev/202111.mbox/%3C93f88246-4320-7423-0dac-ec7a07f47455%40apache.org%3E Mailing List, Vendor Advisory
    Added CWE NIST CWE-732
    Added CPE Configuration OR *cpe:2.3:a:apache:ozone:*:*:*:*:*:*:*:* versions up to (excluding) 1.2.0
  • CVE Modified by [email protected]

    Nov. 19, 2021

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2021/11/19/6 [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.
Exploit Prediction

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

0.08 }} -0.00%

score

0.34716

percentile

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