CVE-2026-102049
CVE-2026-102049 · Junos OS and Junos OS Evolved: An attacker causes l2cpd crash or root code execution when Unified Access Policy is enabled
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A Stack-based Buffer Overflow vulnerability in the l2cpd process of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated attacker to cause a denial of service or execute arbitrary code with root privileges via LLDP traffic received on an interface with Unified Access Policy enabled.
CVSS 8.7 · Élevée · EPSS 0,3% · Correctif disponible
- Publication
- Mise à jour
Produits et versions concernés
junos os
- Versions du logiciel
- ≥ 0, < 23.2R2-S7.7: Concernée (custom)
- ≥ 23.4, < 23.4R2-S8.13: Concernée (custom)
- ≥ 24.2, < 24.2R2-S5.5: Concernée (custom)
- ≥ 24.4, < 24.4R2-S5: Concernée (custom)
- ≥ 25.2, < 25.2R2-S2: Concernée (custom)
- ≥ 25.4, < 25.4R1-S3: Concernée (custom)
- ≥ 26.2, < 26.2R1-S2: Concernée (custom)
Mettez à jour vers 23.2R2-S7.7
junos os evolved
- Versions du logiciel
- ≥ 0, < 23.2R2-S7.7-EVO: Concernée (custom)
- ≥ 23.4, < 23.4R2-S8.11-EVO: Concernée (custom)
- ≥ 24.2, < 24.2R2-S5.6-EVO: Concernée (custom)
- ≥ 24.4, < 24.4R2-S5-EVO: Concernée (custom)
- ≥ 25.2, < 25.2R2-S2-EVO: Concernée (custom)
- ≥ 25.4, < 25.4R1-S3-EVO: Concernée (custom)
- ≥ 26.2, < 26.2R1-S2-EVO: Concernée (custom)
- 23.4X100: Concernée (custom)
- ≥ 25.2X100, < 25.2X100-D35-EVO: Concernée (custom)
- ≥ 25.4X300, < 25.4X300-D40-EVO: Concernée (custom)
Mettez à jour vers 23.2R2-S7.7-EVO; Mettez à jour vers 24.2R2-S5.6-EVO