Elasticsearch StackOverflow DoS via passthrough dynamic field mapping
CVE-2024-37280 Published on June 13, 2024
Elasticsearch StackOverflow vulnerability
A flaw was discovered in Elasticsearch, affecting document ingestion when an index template contains a dynamic field mapping of passthrough type. Under certain circumstances, ingesting documents in this index would cause a StackOverflow exception to be thrown and ultimately lead to a Denial of Service. Note that passthrough fields is an experimental feature.
Vulnerability Analysis
CVE-2024-37280 is exploitable with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Products Associated with CVE-2024-37280
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Affected Versions
Elasticsearch:- Version 8.13.1, <= 8.13.4 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.