// For flags

CVE-2020-9492

hadoop: WebHDFS client might send SPNEGO authorization header

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

In Apache Hadoop 3.2.0 to 3.2.1, 3.0.0-alpha1 to 3.1.3, and 2.0.0-alpha to 2.10.0, WebHDFS client might send SPNEGO authorization header to remote URL without proper verification.

En Apache Hadoop versiones 3.2.0 hasta 3.2.1, versiones 3.0.0-alpha1 hasta 3.1.3 y versiones 2.0.0-alpha hasta 2.10.0, el cliente WebHDFS puede enviar el encabezado de autorización SPNEGO hacia una URL remota sin la comprobación apropiada

A flaw was found in Apache hadoop. The WebHDFS client can send a SPNEGO authorization header to a remote URL without proper verification which could lead to an access restriction bypass. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

A minor version update is now available for Red Hat Camel K that includes CVE fixes in the base images, which are documented in the Release Notes document linked in the References section. Issues addressed include denial of service, information leakage, integer overflow, and resource exhaustion vulnerabilities.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-03-01 CVE Reserved
  • 2021-01-26 CVE Published
  • 2024-08-04 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-863: Incorrect Authorization
CAPEC
References (18)
URL Tag Source
https://lists.apache.org/thread.html/r0a534f1cde7555f7208e9f9b791c1ab396d215eaaef283b3a9153429%40%3Ccommits.druid.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r49c9ab444ab1107c6a8be8a0d66602dec32a16d96c2631fec8d309fb%40%3Cissues.solr.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r4a57de5215494c35c8304cf114be75d42df7abc6c0c54bf163c3e370%40%3Cissues.solr.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r6341f2a468ced8872a71997aa1786ce036242413484f0fa68dc9ca02%40%3Cissues.solr.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r6c2fa7949738e9d39606f1d7cd890c93a2633e3357c9aeaf886ea9a6%40%3Cissues.solr.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r79201a209df9a4e7f761e537434131b4e39eabec4369a7d668904df4%40%3Cissues.solr.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r79323adac584edab99fd5e4b52a013844b784a5d4b600da0662b33d6%40%3Ccommits.druid.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r9328eb49305e4cacc80e182bfd8a2efd8e640d940e24f5bfd7d5cb26%40%3Cissues.solr.apache.org%3E Mailing List
https://lists.apache.org/thread.html/r941e9be04efe0f455d20aeac88516c0848decd7e7b1d93d5687060f4%40%3Ccommits.druid.apache.org%3E Mailing List
https://lists.apache.org/thread.html/rb12afaa421d483863c4175e42e5dbd0673917a3cff73f3fca4f8275f%40%3Cissues.solr.apache.org%3E Mailing List
https://lists.apache.org/thread.html/rc0057ebf32b646ab47f7f5744a8948332e015c39044cbb9d87ea76cd%40%3Ccommits.druid.apache.org%3E Mailing List
https://lists.apache.org/thread.html/rca4516b00b55b347905df45e5d0432186248223f30497db87aba8710%40%3Cannounce.apache.org%3E Mailing List
https://lists.apache.org/thread.html/re4129c6b9e0410848bbd3761187ce9c19bc1cd491037b253007df99e%40%3Cissues.solr.apache.org%3E Mailing List
https://security.netapp.com/advisory/ntap-20210304-0001 Third Party Advisory
URL Date SRC
URL Date SRC
https://www.oracle.com/security-alerts/cpujul2022.html 2023-11-07
URL Date SRC
https://lists.apache.org/thread.html/r513758942356ccd0d14538ba18a09903fc72716d74be1cb727ea91ff%40%3Cgeneral.hadoop.apache.org%3E 2023-11-07
https://access.redhat.com/security/cve/CVE-2020-9492 2022-09-09
https://bugzilla.redhat.com/show_bug.cgi?id=1925237 2022-09-09
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Apache
Search vendor "Apache"
 Hadoop
Search vendor "Apache" for product "Hadoop"
 >= 2.0.0 <= 2.10.0
Search vendor "Apache" for product "Hadoop" and version " >= 2.0.0 <= 2.10.0"
-
Affected
Apache
Search vendor "Apache"
 Hadoop
Search vendor "Apache" for product "Hadoop"
 >= 3.0.0 <= 3.1.3
Search vendor "Apache" for product "Hadoop" and version " >= 3.0.0 <= 3.1.3"
-
Affected
Apache
Search vendor "Apache"
 Hadoop
Search vendor "Apache" for product "Hadoop"
 >= 3.2.0 <= 3.2.1
Search vendor "Apache" for product "Hadoop" and version " >= 3.2.0 <= 3.2.1"
-
Affected
Apache
Search vendor "Apache"
 Solr
Search vendor "Apache" for product "Solr"
 8.6.0
Search vendor "Apache" for product "Solr" and version "8.6.0"
-
Affected
Apache
Search vendor "Apache"
 Solr
Search vendor "Apache" for product "Solr"
 8.6.2
Search vendor "Apache" for product "Solr" and version "8.6.2"
-
Affected
Oracle
Search vendor "Oracle"
 Financial Services Crime And Compliance Management Studio
Search vendor "Oracle" for product "Financial Services Crime And Compliance Management Studio"
 8.0.8.2.0
Search vendor "Oracle" for product "Financial Services Crime And Compliance Management Studio" and version "8.0.8.2.0"
-
Affected
Oracle
Search vendor "Oracle"
 Financial Services Crime And Compliance Management Studio
Search vendor "Oracle" for product "Financial Services Crime And Compliance Management Studio"
 8.0.8.3.0
Search vendor "Oracle" for product "Financial Services Crime And Compliance Management Studio" and version "8.0.8.3.0"
-
Affected