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CVE-2026-102080 Junos OS: MX Series: Malformed SyncE or PTP clock input causes continuous RE switchover

🗓️ 14 Oct 2026 16:26:30Reported by juniperType 
cvelist
 cvelist
🔗 www.cve.org👁 50 Views

Unauthenticated DoS in Junos OS on MX Series clksyncd via malformed SyncE or PTP input.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-102080
14 Oct 202618:00
–circl
cve
CVE
CVE-2026-102080
14 Oct 202616:26
–cve
euvd
EUVD
EUVD-2026-101464
14 Oct 202616:26
–euvd
nessus
Tenable Nessus
Juniper Junos OS Vulnerability (JSA112178)
14 Oct 202600:00
–nessus
nvd
NVD
CVE-2026-102080
14 Oct 202617:18
–nvd
ptsecurity
Positive Technologies
PT-2026-113916
14 Oct 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-102080: Improper Resource Locking
14 Oct 202600:00
–rapid7
[
  {
    "defaultStatus": "unaffected",
    "platforms": [
      "MX Series"
    ],
    "product": "Junos OS",
    "vendor": "Juniper Networks",
    "versions": [
      {
        "lessThan": "23.2R2-S7.7",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      },
      {
        "lessThan": "23.4R2-S8.13",
        "status": "affected",
        "version": "23.4",
        "versionType": "custom"
      },
      {
        "lessThan": "24.2R2-S5.5",
        "status": "affected",
        "version": "24.2",
        "versionType": "custom"
      },
      {
        "lessThan": "24.4R2-S4",
        "status": "affected",
        "version": "24.4",
        "versionType": "custom"
      },
      {
        "lessThan": "25.2R2-S1",
        "status": "affected",
        "version": "25.2",
        "versionType": "custom"
      },
      {
        "lessThan": "25.4R1-S2",
        "status": "affected",
        "version": "25.4",
        "versionType": "custom"
      }
    ]
  }
]

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14 Oct 2026 16:26Current
CVSS 3.15.3
CVSS 46
EPSS0.00183
SSVC
50