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CVE-2021-43304Not scoredCWE-122

CVE-2021-43304: yandex clickhouse vulnerability

yandex · clickhouse

Vendor fix available · Affected: yandex clickhouse · Exploitation: possible (1 to 10%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

1.7%probability of exploitation in the next 30 days
77th percentile
050100

Higher than 77% of scored CVEs

Not scored yet. The CVE record carries no CVSS score.

DescriptionCVE.org

Heap buffer overflow in Clickhouse's LZ4 compression codec when parsing a malicious query. There is no verification that the copy operations in the LZ4::decompressImpl loop and especially the arbitrary copy operation wildCopy<copy_amount>(op, ip, copy_end), don’t exceed the destination buffer’s limits.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

  • yandex · clickhousebefore 21.10.2.15-stable

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas
Exploitation
Possible (1 to 10%). EPSS between 1% and 10%.
CISA KEV
Not listed
Public check
No public nuclei template
Vendor
yandex
Published
March 2022

CoverageNo articles yet

No CyberSIXT article names CVE-2021-43304 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References