CVE-2022-21449 PoC — Oracle Java SE 输入验证错误漏洞

Source

https://github.com/thack1/CVE-2022-21449

Associated Vulnerability

Title:Oracle Java SE 输入验证错误漏洞 (CVE-2022-21449)
Description:Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Libraries). Supported versions that are affected are Oracle Java SE: 17.0.2 and 18; Oracle GraalVM Enterprise Edition: 21.3.1 and 22.0.0.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.1 Base Score 7.5 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N).

Description

Zeek script to detect exploitation attempts of CVE-2022-21449 targeting TLS clients

Readme

# CVE-2022-21449
Zeek script to detect exploitation attempts of CVE-2022-21449 targeting TLS clients. Only works for TLS 1.2 and below.

## Install

`zkg install https://github.com/thack1/CVE-2022-21449`

## Run

Run against supplied pcap file:

`$ zeek -Cr pcaps/CVE-2022-21449.pcap CVE-2022-21449`

## Example Notices
```
#separator \x09
#set_separator  ,
#empty_field    (empty)
#unset_field    -
#path   notice
#open   2022-04-24-13-05-55
#fields ts      uid     id.orig_h       id.orig_p       id.resp_h       id.resp_p       fuid    file_mime_type  file_desc       proto   note    msg     sub     src     dst     p       n       peer_descr      actions email_dest      suppress_for    remote_location.country_code    remote_location.region  remote_location.city  remote_location.latitude        remote_location.longitude
#types  time    string  addr    port    addr    port    string  string  string  enum    enum    string  string  addr    addr    port    count   string  set[enum]       set[string]     interval        string  string  string  double  double
1650798355.280690       CrR9204TYgm1nkpJG1      192.168.125.154 59592   192.168.125.167 443     -       -       -       tcp     CVE_2022_21449::Null_Signature  Null server signature; potential CVE-2022-21449 exploit attempt -       192.168.125.154 192.168.125.167 443     -       -       Notice::ACTION_LOG      (empty)       3600.000000     -       -       -       -       -
#close  2022-04-24-13-14-45
```

## References
1. https://neilmadden.blog/2022/04/19/psychic-signatures-in-java/
1. https://github.com/khalednassar/CVE-2022-21449-TLS-PoC

File Snapshot


 [4.0K]  /data/pocs/84e6b6e05ff06eb7b1eeb798bd3d74683eb5ef19
├── [4.0K]  pcaps
│   ├── [ 12K]  CVE-2022-21449.pcap
│   ├── [ 11K]  CVE-2022-21449-rn.pcap
│   ├── [ 11K]  CVE-2022-21449-rsn.pcap
│   └── [ 11K]  CVE-2022-21449-sn.pcap
├── [1.6K]  README.md
├── [4.0K]  scripts
│   ├── [2.8K]  CVE_2022_21449.zeek
│   └── [  28]  __load__.zeek
└── [  31]  zkg.meta

2 directories, 8 files

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