CVSS 3.1 Score 7.5 of 10 (high)


Published Sep 8, 2023
Updated: Nov 25, 2023
CWE ID 770


CVE-2023-39322 is a primary cyber vulnerability that affects multiple products, including tK3bf3, sSLkQM, sSLkQJ, sSLkQI, sSLkQL, and sSLkQK. The vulnerability relates to QUIC connections, where a lack of upper bound on the amount of data buffered during post-handshake messages can lead to unbounded memory growth. To address this issue, a fix has been implemented that ensures connections reject messages larger than 65KiB in size. The vulnerability has a base severity rating of HIGH (7.5) and an exploitability score of 3.9. It poses a potential danger to organizations as it can be exploited over the network without requiring any privileges or user interaction. The impact is primarily on availability, with no impact on integrity or confidentiality.

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