SRX Series: srxpfe process crash while JSF/UTM module parses specific HTTP packets

7.5 CVSS

Vulnerability Description

The srxpfe process may crash on SRX Series services gateways when the UTM module processes a specific fragmented HTTP packet. The packet is misinterpreted as a regular TCP packet which causes the processor to crash. This issue affects all SRX Series platforms that support URL-Filtering and have web-filtering enabled. Affected releases are Juniper Networks Junos OS: 12.3X48 versions prior to 12.3X48-D85 on SRX Series; 15.1X49 versions prior to 15.1X49-D181, 15.1X49-D190 on SRX Series; 17.3 versions on SRX Series; 17.4 versions prior to 17.4R1-S8, 17.4R2-S5, 17.4R3 on SRX Series; 18.1 versions prior to 18.1R3-S6 on SRX Series; 18.2 versions prior to 18.2R2-S1, 18.2R3 on SRX Series; 18.3 versions prior to 18.3R1-S2, 18.3R2 on SRX Series; 18.4 versions prior to 18.4R1-S1, 18.4R2 on SRX Series.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Juniper Networks

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Affected Software

Junos OS

Vulnerable Versions:

12.3X48 versions prior to 12.3X48-D85 on SRX Series, 15.1X49 versions prior to 15.1X49-D181 and 15.1X49-D190 on SRX Series, 17.3 versions on SRX Series, 17.4 versions prior to 17.4R1-S8 and to 17.4R2-S5 and to 17.4R3 on SRX Series, 18.1 versions prior to 18.1R3-S6 on SRX Series, 18.2 versions prior to 18.2R2-S1 and to 18.2R3 on SRX Series, 18.3 versions prior to 18.3R1-S2 and to 18.3R2 on SRX Series, 18.4 versions prior to 18.4R1-S1 and to 18.4R2 on SRX Series