Net::DNS versions through 1.55 for Perl allow remote execution injection via EDNS EXTENDED ERROR. Net::DNS::RR::OPT::EXTENDED_ERROR::_decompose parses the EXTRA-TEXT field of an EDNS EXTENDED-ERROR …
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摘要
Net::DNS versions through 1.55 for Perl allow remote execution injection via EDNS EXTENDED ERROR. Net::DNS::RR::OPT::EXTENDED_ERROR::_decompose parses the EXTRA-TEXT field of an EDNS EXTENDED-ERROR option (RFC 8914) by tokenising the raw bytes and passing the result to Perl's eval. There is some escaping done for $ and @, but not for backticks. This can be exploited for command execution if $pkt->edns->option('EXTENDED-ERROR') is called in array context, for example with a payload of {0:`"<com…
中文摘要建设中，暂以英文摘要呈现（DR-003 v2）。
深度研判 · 自动通道
该漏洞尚未生成深度研判报告（DR-003 v2 AI pipeline 建设中）。
Lint 边界警告 (3)
以下是本次研判 lint 阶段发现的非阻塞性警告（如引用 URL 未在白名单内）。这些不影响漏洞条目可用性，仅为透明度披露（参 DR-002）。
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REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://metacpan.org/release/NLNETLABS/Net-DNS-1.55_01/changes -
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://rt.cpan.org/Ticket/Display.html?id=179945 -
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://www.net-dns.org/blog/#release-candidate-for-netdns-1.56
数据来源
- NVD DATABASE
原始链接
- https://metacpan.org/release/NLNETLABS/Net-DNS-1.55_01/changes
- https://rt.cpan.org/Ticket/Display.html?id=179945
- https://www.net-dns.org/blog/#release-candidate-for-netdns-1.56
- http://www.openwall.com/lists/oss-security/2026/07/20/12
时间线
- nvd_ingest NVD