CVE-2026-101955

A Stack-based Buffer Overflow vulnerability in the UTM Anti-Spam SBL of Juniper Networks Junos OS on SRX series allows an unauthenticated remote attacker to cause arbitrary code execution or a denial of service via a injected malformed DNS packet when Anti-Spam SBL inspection is enabled.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://supportportal.juniper.net/JSA112186

Configurations

No configuration.

History

14 Oct 2026, 17:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-14 17:17

Updated : 2026-10-16 15:16

NVD link : CVE-2026-101955

Mitre link : CVE-2026-101955

CVE.ORG link : CVE-2026-101955

JSON object : View

Products Affected

No product.

CWE

CWE-121

Stack-based Buffer Overflow

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