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CWE-502 可信数据的反序列化 类漏洞列表 1854

CWE-502 可信数据的反序列化 类弱点 1854 条 CVE 漏洞汇总,含 AI 中文分析。

CWE-502 指反序列化不可信数据漏洞,属于数据验证缺陷。攻击者通过构造恶意序列化对象,在系统反序列化时触发任意代码执行或拒绝服务。开发者应避免直接反序列化外部输入,改用 JSON 等安全格式,或实施严格的类白名单校验与完整性检查,确保反序列化过程仅处理预期类型,从而阻断恶意载荷执行。

MITRE CWE 官方描述
CWE:CWE-502 反序列化不可信数据 (Deserialization of Untrusted Data) 英文:产品在没有充分确保生成的数据有效性的情况下,对不可信数据进行反序列化。
常见影响 (3)
IntegrityModify Application Data, Unexpected State
Attackers can modify unexpected objects or data that was assumed to be safe from modification. Deserialized data or code could be modified without using the provided accessor functions, or unexpected functions could be invoked.
AvailabilityDoS: Resource Consumption (CPU)
If a function is making an assumption on when to terminate, based on a sentry in a string, it could easily never terminate.
OtherVaries by Context
The consequences can vary widely, because it depends on which objects or methods are being deserialized, and how they are used. Making an assumption that the code in the deserialized object is valid is dangerous and can enable exploitation. One example is attackers using gadget chains to perform una…
缓解措施 (5)
Architecture and Design, ImplementationIf available, use the signing/sealing features of the programming language to assure that deserialized data has not been tainted. For example, a hash-based message authentication code (HMAC) could be used to ensure that data has not been modified.
ImplementationWhen deserializing data, populate a new object rather than just deserializing. The result is that the data flows through safe input validation and that the functions are safe.
ImplementationExplicitly define a final object() to prevent deserialization.
Architecture and Design, ImplementationMake fields transient to protect them from deserialization. An attempt to serialize and then deserialize a class containing transient fields will result in NULLs where the transient data should be. This is an excellent way to prevent time, environment-based, or sensitive variables from being carried over and used improperly.
ImplementationAvoid having unnecessary types or gadgets (a sequence of instances and method invocations that can self-execute during the deserialization process, often found in libraries) available that can be leveraged for malicious ends. This limits the potential for unintended or unauthorized types and gadgets to be leveraged by the attacker. Add only acceptable classes to an allowlist. Note: new gadgets are…
代码示例 (2)
This code snippet deserializes an object from a file and uses it as a UI button:
try { File file = new File("object.obj"); ObjectInputStream in = new ObjectInputStream(new FileInputStream(file)); javax.swing.JButton button = (javax.swing.JButton) in.readObject(); in.close(); }
Bad · Java
private final void readObject(ObjectInputStream in) throws java.io.IOException { throw new java.io.IOException("Cannot be deserialized"); }
Good · Java
In Python, the Pickle library handles the serialization and deserialization processes. In this example derived from [REF-467], the code receives and parses data, and afterwards tries to authenticate a user based on validating a token.
try { class ExampleProtocol(protocol.Protocol): def dataReceived(self, data): # Code that would be here would parse the incoming data # After receiving headers, call confirmAuth() to authenticate def confirmAuth(self, headers): try: token = cPickle.loads(base64.b64decode(headers['AuthToken'])) if not check_hmac(token['signature'], token['data'], getSecretKey()): raise AuthFail self.secure_data = token['data'] except: raise AuthFail }
Bad · Python
CVE ID标题CVSS风险等级Published
CVE-2021-21524 Dell EMC Storage Resource Manager 代码问题漏洞 — Dell EMC Storage Monitoring and Reporting 9.8 -2021-04-12
CVE-2021-24217 WordPress 插件 代码问题漏洞 — Facebook for WordPress 8.1 -2021-04-12
CVE-2021-1415 思科 Cisco 路由器 代码问题漏洞 — Cisco Small Business RV Series Router Firmware 6.3 Medium2021-04-08
CVE-2021-1414 思科 Cisco 路由器 代码问题漏洞 — Cisco Small Business RV Series Router Firmware 6.3 Medium2021-04-08
CVE-2021-1413 思科 Cisco 路由器 代码问题漏洞 — Cisco Small Business RV Series Router Firmware 6.3 Medium2021-04-08
CVE-2021-27240 solarwinds Patch Manager 代码问题漏洞 — Patch Manager 7.8 -2021-03-29
CVE-2021-21349 XStream 代码问题漏洞 — xstream 6.1 Medium2021-03-22
CVE-2021-21342 XStream 代码问题漏洞 — xstream 5.3 Medium2021-03-22
CVE-2021-21371 Alex Weber Tenable 代码问题漏洞 — integration-jira-cloud 5.0 Medium2021-03-10
CVE-2021-22855 Soar Cloud System HR 代码问题漏洞 — HR Portal 9.8 Critical2021-02-17
CVE-2020-27868 Qognify Ocularis 代码问题漏洞 — Ocularis 9.8 -2021-02-11
CVE-2020-12525 M&M Fdtcontainer 代码问题漏洞 — fdtCONTAINER Component 7.3 High2021-01-22
CVE-2021-20190 FasterXML jackson-databind 代码问题漏洞 — jackson-databind 8.1 -2021-01-19
CVE-2020-11995 Apache Dubbo 代码问题漏洞 — Apache Dubbo 9.8 -2021-01-11
CVE-2020-17531 Apache Tapestry 代码问题漏洞 — Apache Tapestry 9.8 -2020-12-08
CVE-2020-26207 Martinjw DatabaseSchemaViewer 代码问题漏洞 — dbschemareader 8.0 High2020-11-04
CVE-2020-10721 fabric8-maven-plugin 代码问题漏洞 — fabric8-maven-plugin 7.8 -2020-10-22
CVE-2020-15244 Adobe Magento 代码问题漏洞 — magento-lts 8.0 High2020-10-21
CVE-2020-26867 ARC Informatique PcVue 代码问题漏洞 — PcVue 9.8 Critical2020-10-12
CVE-2020-7811 Samsung Update 代码问题漏洞 — Samsung Update 6.2 Medium2020-10-12
CVE-2020-15188 SOY CMS 代码问题漏洞 — soycms 10.0 Critical2020-09-18
CVE-2020-7532 施耐德 SCADAPack 代码问题漏洞 — SCADAPack x70 Security Administrator V1.2.0 and prior. 7.8 -2020-09-16
CVE-2020-7528 SCADAPack Remote Connect 代码问题漏洞 — SCADAPack 7x Remote Connect V3.6.3.574 and prior. 7.8 -2020-09-16
CVE-2020-15172 Red Discord Bot 代码问题漏洞 — FluffyCogs 8.7 High2020-09-15
CVE-2020-15148 Yii 代码问题漏洞 — yii2 8.9 High2020-09-15
CVE-2020-17405 Senstar Symphony 代码执行漏洞 — Symphony 8.8 -2020-09-01
CVE-2020-5413 Pivotal Software Spring Integration 代码问题漏洞 — Spring Integration 9.8 -2020-07-31
CVE-2019-11286 VMware GemFire和Tanzu GemFire for VMs 代码问题漏洞 — VMware GemFire 9.1 -2020-07-31
CVE-2020-10917 NEC ESMPRO Manager 代码问题漏洞 — ESMPRO Manager 9.8 -2020-07-22
CVE-2020-12007 Mitsubishi Electric MC Works64和ICONICS GENESIS64 FrameWorX Server 代码问题漏洞 — MC Works64 9.8 -2020-07-16

CWE-502(可信数据的反序列化) 是常见的弱点类别,本平台收录该类弱点关联的 1854 条 CVE 漏洞。