Zeroconf is a pure Python implementation of multicast DNS service discovery. Prior to 0.149.16, _read_character_string and _read_string in src/zeroconf/_protocol/incoming.py advanced self.offset by a…
中危 CVSS 5.3
摘要
Zeroconf is a pure Python implementation of multicast DNS service discovery. Prior to 0.149.16, _read_character_string and _read_string in src/zeroconf/_protocol/incoming.py advanced self.offset by attacker-declared RDLENGTH without checking it against self._data_len, allowing unauthenticated hosts on the local link over UDP/5353 (224.0.0.251 / ff02::fb) to send a TXT, HINFO, or A/AAAA record with rdlength=65535 and seed DNSCache and ServiceInfo.properties with truncated, attacker-shaped key/va…
中文摘要建设中，暂以英文摘要呈现（DR-003 v2）。
深度研判
该漏洞尚未生成深度研判报告（DR-003 v2 AI pipeline 建设中）。
受影响产品
- :
数据来源
- NVD DATABASE
原始链接
- https://github.com/python-zeroconf/python-zeroconf/commit/544449596e645fcaad3834fa0cb614a54f847a82 Patch
- https://github.com/python-zeroconf/python-zeroconf/issues/1752 Issue Tracking
- https://github.com/python-zeroconf/python-zeroconf/pull/1756 Issue Tracking
- https://github.com/python-zeroconf/python-zeroconf/releases/tag/0.149.16 Release Notes
- https://github.com/python-zeroconf/python-zeroconf/security/advisories/GHSA-qc2x-6f54-m6h9 Vendor Advisory
时间线
- nvd_ingest NVD