CVE-2021-45485

Advisory lineage Upstream: 0 Downstream: 24
Modified
Published: 25 Dec 2021, 01:05
Last modified:04 Aug 2024, 04:39

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
v3.1 (nvd)
EPSS Score
0.87% LOW
1% probability +0.36%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

25 Dec 2021, 01:05
Published
Vulnerability first disclosed
04 Aug 2024, 04:39
Last Modified
Vulnerability information updated

Description

In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/output_core.c has an information leak because of certain use of a hash table which, although big, doesn't properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • v2.0•MEDIUM•Score: 5AV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS Trends

Current EPSS score: 0.87%• Percentile: 76%

Techniques & Countermeasures

  • CWE-327•Use of a Broken or Risky Cryptographic Algorithm

    The product uses a broken or risky cryptographic algorithm or protocol.

Affected Systems

  • linux•linux_kernel

    < 5.13.3

  • netapp•aff_a400_firmware

    na

  • netapp•all_flash_fabric-attached_storage_8300

    na

  • netapp•all_flash_fabric-attached_storage_8700

    na

  • netapp•brocade_fabric_operating_system

    na

  • netapp•e-series_santricity_os_controller

    na

  • netapp•fabric-attached_storage_8300_firmware

    na

  • netapp•fabric-attached_storage_8700_firmware

    na

  • netapp•fabric-attached_storage_a400_firmware

    na

  • netapp•h300e

    na

  • netapp•h300s_firmware

    na

  • netapp•h410c_firmware

    na

  • netapp•h410s_firmware

    na

  • netapp•h500e

    na

  • netapp•h500s_firmware

    na

  • netapp•h610c_firmware

    na

  • netapp•h610s_firmware

    na

  • netapp•h615c_firmware

    na

  • netapp•h700e

    na

  • netapp•h700s_firmware

    na

  • netapp•hci_compute_node_firmware

    na

  • netapp•solidfire_\&_hci_management_node

    na

  • netapp•solidfire\,_enterprise_sds_\&_hci_storage_node

    na

  • oracle•communications_cloud_native_core_binding_support_function

    22.1.3

  • oracle•communications_cloud_native_core_network_exposure_function

    22.1.1

  • oracle•communications_cloud_native_core_policy

    22.2.0

References (5)