Vulnerability Monitor

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CVE-2023-27537


A double free vulnerability exists in libcurl <8.0.0 when sharing HSTS data between separate "handles". This sharing was introduced without considerations for do this sharing across separate threads but there was no indication of this fact in the documentation. Due to missing mutexes or thread locks, two threads sharing the same HSTS data could end up doing a double-free or use-after-free.


Published

2023-03-30T20:15:07.617

Last Modified

2024-11-21T07:53:07.407

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.9 (MEDIUM)

Weaknesses
  • Type: Secondary
    CWE-415
  • Type: Primary
    CWE-415

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application haxx libcurl 7.88.0 Yes
Application haxx libcurl 7.88.1 Yes
Application netapp active_iq_unified_manager - Yes
Application netapp clustered_data_ontap 9.0 Yes
Operating System broadcom brocade_fabric_operating_system_firmware - Yes
Operating System netapp h300s_firmware - Yes
Hardware netapp h300s - No
Operating System netapp h500s_firmware - Yes
Hardware netapp h500s - No
Operating System netapp h700s_firmware - Yes
Hardware netapp h700s - No
Operating System netapp h410s_firmware - Yes
Hardware netapp h410s - No
Application splunk universal_forwarder < 8.2.12 Yes
Application splunk universal_forwarder < 9.0.6 Yes
Application splunk universal_forwarder 9.1.0 Yes

References