Allocation of Resources Without Limits or Throttling in SAML library for go - CVE-2023-28119
Published: April 6, 2023
Vulnerability identifier: #VU74575
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-28119
CWE-ID: CWE-770
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to flate.NewReader does not limit the size of the input. A remote attacker can pass more than 1 MB of data in the HTTP request to the processing
functions, which will be decompressed server-side using the Deflate
algorithm and perform a denial of service (DoS) attack.
Affected software
SAML library for go
How to mitigate CVE-2023-28119
Install updates from vendor's website.
SAML library for go - update to 0.4.13