Double Free in Broadcom Brocade_fabric_operating_system_firmware
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…
Vulnerability class: Double Free
EPSS: 0.019 (76.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support@hackerone.com (Exploit, Third Party Advisory)
- support@hackerone.com (Third Party Advisory)
- support@hackerone.com (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-27537?
- CVE-2023-27537 is a medium-severity vulnerability in Broadcom Brocade_fabric_operating_system_firmware, classified under Double Free. CVSS score: 5.9/10. Published 2023-03-30.
- How severe is CVE-2023-27537?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2023-27537 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.