CVE-2021-25646

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

99.00% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 99.9% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-01-29 19:15Z5 YR AGO

Last updated

2025-02-13 16:27Z1 YR AGO

Reserved

2021-01-21

Assigning CNA

apache

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-94Improper Control of Generation of Code ('Code Injection')Base

Data version

5.1

Document digest

2b910fb7cb5621b8d55af3449910ee91679806128310b2a030b0186184892f7a

• lists.apache.orghttps://lists.apache.org/thread.html/rfda8a3aa6ac06a80c5cbfdeae0fc85f88a5984e32ea05e6dda46f866%40%3Cdev.druid.apache.org%3Ex_refsource_MISC
• www.openwall.com[oss-security] 20210129 CVE-2021-25646: Authenticated users can override system configurations in their requests which allows them to execute arbitrary code.http://www.openwall.com/lists/oss-security/2021/01/29/6mailing-listx_refsource_MLIST
• lists.apache.org[druid-dev] 20210129 Re: [druid-user] Re: CVE-2021-25646: Authenticated users can override system configurations in their requests which allows them to execute arbitrary code.https://lists.apache.org/thread.html/r64431c2b97209f566b5dff92415e7afba0ed3bfab4695ebaa8a62e5d%40%3Cdev.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-dev] 20210129 Re: CVE-2021-25646: Authenticated users can override system configurations in their requests which allows them to execute arbitrary code.https://lists.apache.org/thread.html/rc167d5e57f3120578718a7a458ce3e73b3830ac4efbb1b085bd06b92%40%3Cdev.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[announce] 20210129 Subject: [CVE-2021-25646] Apache Druid remote code execution vulnerabilityhttps://lists.apache.org/thread.html/r20e0c3b10ae2c05a3aad40f1476713c45bdefc32c920b9986b941d8f%40%3Cannounce.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210204 [GitHub] [druid] jihoonson merged pull request #10818: Fix CVE-2021-25646https://lists.apache.org/thread.html/r4f84b542417ea46202867c0a8b3eaf3b4cfed30e09174a52122ba210%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210204 [GitHub] [druid] jihoonson commented on pull request #10818: Fix CVE-2021-25646https://lists.apache.org/thread.html/rea9436a4063927a567d698431ddae55e760c3f876c22ac5b9813685f%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210204 [GitHub] [druid] jihoonson opened a new pull request #10854: [Backport] Fix CVE-2021-25646https://lists.apache.org/thread.html/r121abe8014d381943b63c60615149d40bde9dc1c868bcee90d0d0848%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210204 [druid] branch 0.21.0 updated: Fix CVE-2021-25646 (#10818) (#10854)https://lists.apache.org/thread.html/rfeb775822cd3baef1595b60f6860f5ca849eb1903236483f3297bd5c%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210204 [GitHub] [druid] jihoonson merged pull request #10854: [Backport] Fix CVE-2021-25646https://lists.apache.org/thread.html/r04fa1ba93599487c95a8497044d37f8c02a439bfcf92b4567bfb7c8f%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210205 [GitHub] [druid] jihoonson opened a new pull request #10854: [Backport] Fix CVE-2021-25646https://lists.apache.org/thread.html/r87aa94e28dd21ee2252d30c63f01ab9cb5474ee5bdd98dd8d7d734aa%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210205 [GitHub] [druid] jihoonson merged pull request #10818: Fix CVE-2021-25646https://lists.apache.org/thread.html/r7dff4790e7a5c697fc0360adf11f5aeb31cd6ad80644fffee690673c%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210205 [GitHub] [druid] jihoonson commented on pull request #10818: Fix CVE-2021-25646https://lists.apache.org/thread.html/ra4225912f501016bc5e0ac44e14b8d6779173a3a1dc7baacaabcc9ba%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-commits] 20210205 [GitHub] [druid] jihoonson merged pull request #10854: [Backport] Fix CVE-2021-25646https://lists.apache.org/thread.html/r5ef625076982aee7d23c23f07717e626b73f421fba5154d1e4de15e1%40%3Ccommits.druid.apache.org%3Emailing-listx_refsource_MLIST
• lists.apache.org[druid-dev] 20210331 Regarding the 0.21.0 releasehttps://lists.apache.org/thread.html/r443e2916c612fbd119839c0fc0729327d6031913a75081adac5b43ad%40%3Cdev.druid.apache.org%3Emailing-listx_refsource_MLIST
• packetstormsecurity.comhttp://packetstormsecurity.com/files/162345/Apache-Druid-0.20.0-Remote-Command-Execution.htmlx_refsource_MISC