なぎせ ゆうき@nagise
Struts2とかの過去の脆弱性、仕組みを理解すると「危ないリフレクションの使い方」みたいなのが見えてくるね。CVE-2014-0094 が印象深い脆弱性で、classというプロパティを取得するとgetClass()というメソッドコールにしてClassオブジェクトを参照できてしまう問題があった
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CVE-2014-0094(apache / struts)
LOWCVSS 5.0 · MEDIUMImmediate actions
- Track advisory updates for patch or workaround availability
Recommended action window: Monitor and triage in normal cycle
NVD description
The ParametersInterceptor in Apache Struts before 2.3.16.2 allows remote attackers to "manipulate" the ClassLoader via the class parameter, which is passed to the getClass method.
0.0/ 10 priority
Sources & remediation
Vendor / third-party advisories
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
NONE
Momentum
NONE
Are you affected?
If you run products in this scope, you should treat this CVE as relevant to your environment.
- struts
Affected systems
Vendors
Products
struts
Deep dive
Full discourse1 post
CPE platform detail1 entries
1 of 1 entries
| Part | Vendor | Product | Version | Target SW | Target HW |
|---|---|---|---|---|---|
| App | apache | struts | - | - | - |