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CVE-2026-71217

Опубликовано: 11 авг. 2026
Источник: debian
EPSS Низкий

Описание

A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.

Пакеты

ПакетСтатусВерсия исправленияРелизТип
iperf3unfixedpackage
iperf3no-dsatrixiepackage
iperf3postponedbookwormpackage
iperf3postponedbullseyepackage

Примечания

  • https://bugzilla.redhat.com/show_bug.cgi?id=2460984

  • https://github.com/esnet/iperf/commit/494dd377eca4689672becdf06a85158557db1586

EPSS

Процентиль: 34%
0.00412
Низкий

Связанные уязвимости

CVSS3: 7.5
ubuntu
20 дней назад

A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.

CVSS3: 7.5
redhat
20 дней назад

A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.

CVSS3: 7.5
nvd
20 дней назад

A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.

CVSS3: 7.5
msrc
8 дней назад

Iperf3: iperf3 server accepts unbounded peer-controlled json parameters enabling remote denial of service via resource exhaustion

CVSS3: 7.5
github
20 дней назад

A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.

EPSS

Процентиль: 34%
0.00412
Низкий