feat(security): add private network SSRF rule + .yarnrc.yml config scanning#149
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feat(security): add private network SSRF rule + .yarnrc.yml config scanning#149
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…anning - Add `block-ssrf-private-network` locked rule blocking RFC1918 (10.x, 172.16-31.x, 192.168.x), loopback (127.x), all-zeros, and IPv6 private ranges — defense in depth with existing selfprotect pre-filter - Add `.yarnrc.yml` scanning to configscan: detect malicious `yarnPath` overrides (CVE-2025-59828 attack vector) and `npmRegistryServer` redirects - Add 8 new tests: 5 SSRF private network cases, 3 yarnrc cases - Update 3 existing scenarios from SELFPROTECT → BLOCKED (engine now catches) - Update rule counts: 41→42 total, 38→39 locked
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Summary
block-ssrf-private-networklocked rule with full IANA Special Purpose Registry coverage — blocks RFC1918, loopback, link-local, CGN (100.64/10), benchmarking (198.18/15), documentation nets (TEST-NET-1/2/3), IETF protocol assignments, and IPv6 ULA/link-local.yarnrc.ymlscanning to configscan: detect maliciousyarnPathoverrides (CVE-2025-59828) andnpmRegistryServerredirectscode.dny.dev/ssrfvia regexBlocked IP ranges
10.0.0.0/8172.16.0.0/12192.168.0.0/16127.0.0.0/80.0.0.0169.254.0.0/16100.64.0.0/10198.18.0.0/15192.0.0.0/24192.0.2.0/24198.51.100.0/24203.0.113.0/24fc00::/7fe80::/10Test plan
crust start+ agent sendscurl http://10.0.0.1/admin→ blocked