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.
Metrics
Affected Vendors & Products
References
| Link | Providers |
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| https://supportportal.juniper.net/JSA112186 |
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History
Fri, 16 Oct 2026 23:00:00 +0000
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Juniper Networks
Juniper Networks junos Os |
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| Vendors & Products |
Juniper Networks
Juniper Networks junos Os |
Fri, 16 Oct 2026 15:30:00 +0000
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ssvc
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Wed, 14 Oct 2026 16:45:00 +0000
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| Description | 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. | |
| Title | Junos OS: SRX Series: Malformed DNS packet causes service disruption when UTM Anti-Spam SBL is used | |
| Weaknesses | CWE-121 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: juniper
Published: 2026-10-14T16:28:41.014Z
Updated: 2026-10-16T14:18:52.564Z
Reserved: 2026-09-28T16:28:35.624Z
Link: CVE-2026-101955
Updated: 2026-10-16T14:18:23.018Z
Status : Awaiting Analysis
Published: 2026-10-14T17:17:48.200
Modified: 2026-10-16T15:16:59.440
Link: CVE-2026-101955
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