NetX Secure DTLS server issues predictable HelloVerifyRequest cookies, so a spoofed client can pass the return-routability check
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Eclipse Foundation | Eclipse ThreadX NetX Duo | unaffected |
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No data.
No data.
| Vendor | Product | Versions | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Eclipse | Netxduo |
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No CVSS v3.1
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.207% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-330 |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Predictable DTLS HelloVerifyRequest Cookie in NetX Secure | In Eclipse ThreadX NetX Duo versions 6.0 through 6.5.2.202603a, the NetX Secure DTLS server fills HelloVerifyRequest cookies from NX_RAND(), by default the C library rand(), with no key and no binding to the client. An attacker who can predict the generator's output can pass the cookie exchange from a spoofed address and make the server send its handshake flight to a victim, using it as a traffic reflector. |
| Title | Predictable DTLS HelloVerifyRequest Cookie in NetX Secure | NetX Secure DTLS server issues predictable HelloVerifyRequest cookies, so a spoofed client can pass the return-routability check |
| Weaknesses | CWE-338 | |
| Metrics |
cvssV4_0
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cvssV4_0
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| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Eclipse
Eclipse netxduo |
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| Vendors & Products |
Eclipse
Eclipse netxduo |
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Predictable DTLS HelloVerifyRequest Cookie in NetX Secure |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Predictable DTLS HelloVerifyRequest Cookie in NetX Secure | |
| Weaknesses | CWE-330 | |
| References |
| |
| Metrics |
cvssV4_0
|