Quicly: Remote Denial of Service via assertion failure when CRYPTO stream handshake data exceeds 32KB
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| h2o | quicly | affected |
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No data.
| Vendor | Product | Versions | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| H2o | Quicly |
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No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.488% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
H2o
H2o quicly |
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| Vendors & Products |
H2o
H2o quicly |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Quicly is an IETF QUIC protocol implementation intended primarily for use within the H2O HTTP server. Prior to commit 937d0e9, an assertion failure is raised when the total number of valid handshake messages received over a CRYPTO stream of a single packet number space exceeds 32KB, causing a Denial of Service. This issue has been fixed by commit 937d0e9. | |
| Title | Quicly: Remote Denial of Service via assertion failure when CRYPTO stream handshake data exceeds 32KB | |
| Weaknesses | CWE-400 CWE-617 |
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| References |
| |
| Metrics |
cvssV3_1
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