CVE-2026-21917

Опубликовано: 15 янв. 2026

Источник: nvd

CVSS3: 7.5

EPSS Низкий

Описание

If an SRX device configured for UTM Web-Filtering receives a specifically malformed SSL packet, this will cause an FPC crash and restart. This issue affects Junos OS on SRX Series:

23.2 versions from 23.2R2-S2 before 23.2R2-S5,
23.4 versions from 23.4R2-S1 before 23.4R2-S5,
24.2 versions before 24.2R2-S2,
24.4 versions before 24.4R1-S3, 24.4R2.

Earlier versions of Junos are also affected, but no fix is available.

Ссылки

https://kb.juniper.net/JSA105996
Vendor Advisory
https://supportportal.juniper.net/JSA105996
Vendor Advisory

Уязвимые конфигурации

Конфигурация 1

Одновременно

Одно из

cpe:2.3:o:juniper:junos:23.2:r2-s2:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:23.2:r2-s3:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:23.2:r2-s4:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:23.4:r2-s1:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:23.4:r2-s2:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:23.4:r2-s3:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:23.4:r2-s4:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.2:-:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.2:r1:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.2:r1-s1:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.2:r1-s2:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.2:r2:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.2:r2-s1:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.4:-:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.4:r1:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.4:r1-s2:*:*:*:*:*:*

cpe:2.3:o:juniper:junos:24.4:r2:*:*:*:*:*:*

Одно из

cpe:2.3:h:juniper:srx1500:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx1600:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx2300:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx300:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx320:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx340:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx345:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx380:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx4100:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx4120:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx4200:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx4300:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx4600:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx4700:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:*

cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:*

EPSS

Процентиль: 31%

0.00118

Низкий

7.5 High

CVSS3

Дефекты

CWE-1286

Связанные уязвимости

GHSA-hq5p-jr85-6779

CVSS3: 7.5

github

21 день назад

An Improper Validation of Syntactic Correctness of Input vulnerability in the Web-Filtering module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). If an SRX device configured for UTM Web-Filtering receives a specifically malformed SSL packet, this will cause an FPC crash and restart. This issue affects Junos OS on SRX Series: * 23.2 versions from 23.2R2-S2 before 23.2R2-S5, * 23.4 versions from 23.4R2-S1 before 23.4R2-S5, * 24.2 versions before 24.2R2-S2, * 24.4 versions before 24.4R1-S3, 24.4R2. Earlier versions of Junos are also affected, but no fix is available.

BDU:2026-00584

CVSS3: 7.5

fstec

23 дня назад

Уязвимость операционной системы Junos OS маршрутизаторов серии SRX, связанная с неправильной проверкой синтаксической корректности ввода, позволяющая нарушителю вызвать отказ в обслуживании

EPSS

Процентиль: 31%

0.00118

Низкий

7.5 High

CVSS3

Дефекты

CWE-1286