Netty: DNS Codec Input Validation Bypass in Netty (Encoder + Decoder)
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| netty | netty | affected |
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| Netty | Netty |
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| Source | ID | Title |
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Github GHSA |
GHSA-cm33-6792-r9fm | Netty has a DNS Codec Input Validation Bypass (Encoder + Decoder) |
Ubuntu USN |
USN-8401-1 | Netty vulnerabilities |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: 1.0% (1.006% probability within 30 days)
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| Weaknesses | CWE-1286 | |
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threat_severity
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threat_severity
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ssvc
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| CPEs | cpe:2.3:a:netty:netty:*:*:*:*:*:*:*:* |
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| First Time appeared |
Netty
Netty netty |
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| Vendors & Products |
Netty
Netty netty |
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| Description | Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's DNS codec does not enforce RFC 1035 domain name constraints during either encoding or decoding. This creates a bidirectional attack surface: malicious DNS responses can exploit the decoder, and user-influenced hostnames can exploit the encoder. This vulnerability is fixed in 4.2.13.Final and 4.1.133.Final. | |
| Title | Netty: DNS Codec Input Validation Bypass in Netty (Encoder + Decoder) | |
| Weaknesses | CWE-20 CWE-400 CWE-626 |
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| Metrics |
cvssV3_1
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