CVE-2021-42391

2022-03-1422:20:33

CWE-369

JFROG

www.cve.org

clickhouse

gorilla compression

divide-by-zero

malicious query

modulo operation

buffer.

EPSS

0.001

Percentile

34.1%

JSON

Divide-by-zero in Clickhouse’s Gorilla compression codec when parsing a malicious query. The first byte of the compressed buffer is used in a modulo operation without being checked for 0.

CNA Affected

[
  {
    "product": "clickhouse",
    "vendor": "yandex",
    "versions": [
      {
        "lessThan": "21.10.2.15-stable",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

jfrog.com/blog/7-rce-and-dos-vulnerabilities-found-in-clickhouse-dbms

EPSS

0.001

Percentile

34.1%

JSON

Related for CVELIST:CVE-2021-42391