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CISA Adds Three Known Exploited Vulnerabilities to Catalog

CISA has added three new vulnerabilities to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation.

These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal enterprise. Note: To view other newly added vulnerabilities in the catalog, click on the arrow in the “Date Added to Catalog” column—which will sort by descending dates.

Binding Operational Directive (BOD) 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities established the Known Exploited Vulnerabilities Catalog as a living list of known Common Vulnerabilities and Exposures (CVEs) that carry significant risk to the federal enterprise. BOD 22-01 requires Federal Civilian Executive Branch (FCEB) agencies to remediate identified vulnerabilities by the due date to protect FCEB networks against active threats. See the BOD 22-01 Fact Sheet for more information.

Although BOD 22-01 only applies to FCEB agencies, CISA strongly urges all organizations to reduce their exposure to cyberattacks by prioritizing timely remediation of Catalog vulnerabilities as part of their vulnerability management practice. CISA will continue to add vulnerabilities to the catalog that meet the specified criteria.

CVE-2022-33891 Detail

Description

The Apache Spark UI offers the possibility to enable ACLs via the configuration option spark.acls.enable. With an authentication filter, this checks whether a user has access permissions to view or modify the application. If ACLs are enabled, a code path in HttpSecurityFilter can allow someone to perform impersonation by providing an arbitrary user name. A malicious user might then be able to reach a permission check function that will ultimately build a Unix shell command based on their input, and execute it. This will result in arbitrary shell command execution as the user Spark is currently running as. This affects Apache Spark versions 3.0.3 and earlier, versions 3.1.1 to 3.1.2, and versions 3.2.0 to 3.2.1.

References to Advisories, Solutions, and Tools

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HyperlinkResource
http://packetstormsecurity.com/files/168309/Apache-Spark-Unauthenticated-Command-Injection.htmlExploit  Third Party Advisory  VDB Entry 
https://lists.apache.org/thread/p847l3kopoo5bjtmxrcwk21xp6tjxqlcMailing List  Third Party Advisory 

This CVE is in CISA’s Known Exploited Vulnerabilities Catalog

Reference CISA’s BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability NameDate AddedDue DateRequired Action
Apache Spark Command Injection Vulnerability03/07/202303/28/2023Apply updates per vendor instructions.

Weakness Enumeration

CWE-IDCWE NameSource
CWE-77Improper Neutralization of Special Elements used in a Command (‘Command Injection’) NIST    Apache Software Foundation  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )

  cpe:2.3:a:apache:spark:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
Up to (including)
3.0.3
  cpe:2.3:a:apache:spark:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
3.1.1
Up to (including)
3.1.2
  cpe:2.3:a:apache:spark:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
3.2.0
Up to (including)
3.2.1

Source:
https://www.cisa.gov/news-events/alerts/2023/03/07/cisa-adds-three-known-exploited-vulnerabilities-catalog

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