CVE-2024-1765
quiche vulnerable to unlimited resource allocation by QUIC CRYPTO frames flooding
Description
### Impact Cloudflare Quiche (through version 0.19.1/0.20.0) was affected by an unlimited resource allocation vulnerability causing rapid increase of memory usage of the system running quiche server or client. A remote attacker could take advantage of this vulnerability by repeatedly sending an unlimited number of 1-RTT CRYPTO frames after previously completing the QUIC handshake. Exploitation was possible for the duration of the connection which could be extended by the attacker. ### Patches Quiche 0.19.2 and 0.20.1 are the earliest versions containing the fix for this issue.
How to fix CVE-2024-1765
To remediate CVE-2024-1765, upgrade the affected package to a fixed version below.
- —upgrade to 0.19.2 or later
Is CVE-2024-1765 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.19.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |