RustDesk < 1.4.7 Uncontrolled Memory Allocation DoS via BytesCodec
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| rustdesk | rustdesk | unaffected |
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No data.
No data.
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| Rustdesk | Rustdesk |
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No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.766% probability within 30 days)
| Type | Values Removed | Values Added |
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| CPEs | cpe:2.3:a:rustdesk:rustdesk:*:*:*:*:*:*:*:* |
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| Metrics |
ssvc
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| First Time appeared |
Rustdesk
Rustdesk rustdesk |
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| Vendors & Products |
Rustdesk
Rustdesk rustdesk |
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| Description | RustDesk versions before 1.4.7 contain an uncontrolled speculative memory allocation vulnerability in BytesCodec. Before authentication, the decoder trusts the payload length encoded in a four-byte frame header and reserves that amount before receiving the payload. A crafted header can request up to 1,073,741,823 bytes of capacity, allowing unauthenticated attackers to use concurrent TCP connections to cause memory exhaustion and denial of service. The fix caps header-triggered speculative preallocation at 256 KiB. | |
| Title | RustDesk < 1.4.7 Uncontrolled Memory Allocation DoS via BytesCodec | |
| Weaknesses | CWE-770 | |
| References |
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| Metrics |
cvssV3_1
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