Twisted: DNS Response Spoofing in twisted.names Due to Missing Source Address Validation
影響: pip:Twisted <= 26.4.0 → 26.10.0rc1
twisted.names.dns.DNSDatagramProtocol, the UDP transport used by twisted's DNS client (twisted.names.client.Resolver, createResolver, and anything built on it, including MX lookups in twisted.mail), accepts a DNS response for a pending query solely on the basis of the 16-bit transaction ID matching. It never checks that the response actually originated from the server the query was sent to. Any host that can deliver a UDP packet to the resolver's listening port with the correct transaction ID c…
| CVE | CVE-2026-83813 |
|---|---|
| 情報源 | GitHub Advisory Database |
| 取得日時 | 2026/10/28 06:03 |
| データ | Markdown JSON |
2026/10/27 23:45、GitHub Advisory Databaseが「Twisted: DNS Response Spoofing in twisted.names Due to Missing Source Address Validation」を公開しました (種別: 脆弱性アドバイザリ)。重大度は「注意」(low) です。関連する技術: Python。CVE: CVE-2026-83813。