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Total Reports：540
Total Valid Reports：78
Opened
Chatwork
- Program
- Chatwork
chat application - Program Logo
-
- Period
- 2021/01/01 〜 2021/12/31
- Bounty Range
- ¥1,000 ～ ¥100,000
- Rules
- Only test for vulnerabilities on application stipulated in scope section. Any vulnerabilities reported on applications out-of-scope are not eligible for bounty rewards.
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This is a production environment. Do not create account more than necessary to perform tests, and please delete your account as soon as you finished your tests.
Please note that you should only perform tests against account you created, never other users account.
To be eligible for a bounty reward under this program you must to follow the rules stipulated above.
**************************************
Any vulnerability test against domains out-of-scope are explicitly prohibited.
Any violation on the Terms of Service of the “BugBounty.jp” and/or performance of DoS (Denial of Service) attack or equivalent act that can degrade the performance of our service are also explicitly prohibited. - Scope
-
- Web application
- Name
- Chatwork アプリケーション
- URL
- https://www.chatwork.com/
- https://go.chatwork.com/
- Domain
- www.chatwork.com
- go.chatwork.com
- appdata.chatwork.com
- assets.chatwork.com
- front.chatwork.com
- iOS application
- Name
- Chatwork
- URL
- https://itunes.apple.com/jp/app/id463672966
- Domain
- www.chatwork.com
- Android application
- Name
- Chatwork
- URL
- https://play.google.com/store/apps/details?id=jp.ecstudio.chatworkandroid
- Domain
- www.chatwork.com
- Eligible
For Bounty -
- Authentication up to 50,000yen
- Command Injection up to 50,000yen
- Cross-Site Request Forgery (CSRF) up to 50,000yen
- Remote Code Execution up to 50,000yen
- SQL Injection up to 50,000yen
- Server-Side Request Forgery (SSRF) up to 47,000yen
- Cross-Site Scripting up to 40,000yen
- other up to 30,000yen
- Path Traversal up to 13,000yen
- Privilege Escalation up to 11,000yen
- HTTP Response Splitting up to 11,000yen
- Forced Browsing up to 11,000yen
- Cleartext Transmission of Sensitive Information up to 11,000yen
- Information Disclosure up to 5,000yen
- Open Redirect up to 5,000yen
- Session Fixation up to 5,000yen
- Not Eligible
For Bounty -
- Vulnerabilities found through automated scans or tools
- Hypothetical or theoretical vulnerabilities without actual verification code
- Vulnerabilities with capability of Denial of Service attack
- Vulnerabilities with capability of brute force against password or tokens
- Password, email and account policies, such as email id verification, reset link expiration, password complexity
- Login/Logout CSRF
- Vulnerabilities affecting outdated browsers or platforms
- Presence of autocomplete attribute on web forms
- Missing secure flags on non-sensitive cookies
- Reports of insecure SSL/TLS ciphers
- Vulnerabilities with capability of username/email enumeration
- Descriptive error messages (e.g. Stack traces, application or server errors)
- Banner disclosure on servers
- Misconfiguration of SPF record, DMARC and DKIM
- Invalid HTTP method
- 被害者の端末を直接操作する必要がある脆弱性
- https://en.wikipedia.org/wiki/Tabnabbing (主要なウェブサービスが未対策のため)
- Host HeaderによるOpen Redirectの脆弱性
- Self XSS
- API Rate Limitに関する脆弱性
- Notes
- For eligibility details, please refer to the "Terms of Service Article 4" of this site.
Bounty Reward History
-
2020/11/09 11:07
¥3,000 (3 pts) was paid for 8ayac 's report
-
2020/09/24 09:18
¥30,000 (30 pts) was paid for 56 's report
-
2020/09/24 09:14
¥5,000 (5 pts) was paid for 56 's report
-
2020/08/28 16:14
¥5,000 (5 pts) was paid for Private 's report
-
2020/07/27 16:12
¥3,000 (3 pts) was paid for Private 's report
-
2020/07/20 15:12
¥50,000 (50 pts) was paid for Todayisnew 's report
-
2020/06/12 18:54
¥3,000 (3 pts) was paid for Private 's report
-
2020/06/10 12:05
¥4,000 (4 pts) was paid for apbaby 's report
-
2020/06/10 12:03
¥4,000 (4 pts) was paid for apbaby 's report
-
2020/06/04 22:04
¥3,000 (3 pts) was paid for Rizky Magrisya 's report
-
2020/05/21 08:35
¥5,000 (5 pts) was paid for Private 's report
-
2020/05/19 14:01
¥1,000 (1 pts) was paid for Private 's report
-
2020/05/14 08:09
¥30,000 (30 pts) was paid for Private 's report
-
2020/05/14 07:48
¥20,000 (20 pts) was paid for suvarnesh 's report
-
2020/02/25 17:47
¥1,000 (1 pts) was paid for Private 's report
-
2020/01/16 14:11
¥40,000 (40 pts) was paid for Private 's report
-
2019/12/27 12:23
¥40,000 (40 pts) was paid for Private 's report
-
2019/11/27 13:38
¥1,000 (1 pts) was paid for Private 's report
-
2019/11/11 11:08
¥3,000 (3 pts) was paid for Private 's report
-
2019/10/16 18:10
¥1,000 (1 pts) was paid for Private 's report
-
2019/10/16 18:01
¥1,000 (1 pts) was paid for Private 's report
-
2019/10/16 16:03
¥50,000 (50 pts) was paid for Todayisnew 's report
-
2019/10/04 13:50
¥20,000 (20 pts) was paid for Manish 's report
-
2019/06/13 14:32
¥50,000 (50 pts) was paid for eissen5c 's report
-
2019/06/10 14:08
¥10,000 (10 pts) was paid for mineo 's report
-
2019/06/06 10:04
¥1,000 (1 pts) was paid for talhasaeed226 's report
-
2019/05/28 10:37
¥1,000 (1 pts) was paid for Private 's report
-
2019/05/21 19:50
¥20,000 (20 pts) was paid for talhasaeed226 's report
-
2019/04/15 19:33
¥1,000 (1 pts) was paid for Private 's report
-
2019/03/22 19:09
¥1,000 (1 pts) was paid for Private 's report
-
2019/03/04 14:05
¥5,000 (5 pts) was paid for Private 's report
-
2019/02/20 17:52
¥5,000 (5 pts) was paid for Private 's report
-
2019/01/10 18:25
¥25,000 (25 pts) was paid for admin 's report
-
2018/12/19 17:51
¥7,000 (7 pts) was paid for kongwenbin 's report
-
2018/12/18 18:07
¥5,000 (5 pts) was paid for kongwenbin 's report
-
2018/11/21 16:56
¥10,000 (10 pts) was paid for kongwenbin 's report
-
2018/11/21 16:56
¥10,000 (10 pts) was paid for kongwenbin 's report
-
2018/10/26 17:04
¥1,000 (1 pts) was paid for payloadartist 's report
-
2018/10/25 18:28
¥1,000 (1 pts) was paid for payloadartist 's report
-
2018/10/25 18:27
¥50,000 (50 pts) was paid for Todayisnew 's report
-
2018/10/25 18:25
¥50,000 (50 pts) was paid for Todayisnew 's report
-
2018/09/28 16:00
¥5,000 (5 pts) was paid for Authprivate 's report
-
2018/09/05 17:29
¥1,000 (1 pts) was paid for Private 's report
-
2018/09/03 17:20
¥10,000 (10 pts) was paid for Private 's report
-
2018/08/31 11:58
¥1,000 (1 pts) was paid for Private 's report
-
2018/08/31 11:52
¥1,000 (1 pts) was paid for kusano 's report
-
2018/08/31 11:51
¥1,000 (1 pts) was paid for Private 's report
-
2018/08/17 11:18
¥50,000 (50 pts) was paid for Manish 's report
-
2018/07/05 18:47
¥50,000 (50 pts) was paid for Todayisnew 's report
-
2018/06/18 10:14
¥1,000 (1 pts) was paid for Private 's report
-
2018/06/12 11:00
¥5,000 (5 pts) was paid for tokoroten 's report
-
2018/04/10 09:59
¥50,000 (50 pts) was paid for Private 's report
-
2018/04/06 09:34
¥5,000 (5 pts) was paid for syntax-error 's report
-
2018/04/02 11:21
¥50,000 (50 pts) was paid for Todayisnew 's report
-
2018/03/27 14:33
¥50,000 (50 pts) was paid for ooooooo_q 's report
-
2018/03/16 19:43
¥1,000 (1 pts) was paid for Private 's report
-
2018/03/12 14:21
¥1,000 (1 pts) was paid for Private 's report
-
2018/02/19 14:18
¥10,000 (10 pts) was paid for kusano 's report
-
2018/02/19 12:58
¥20,000 (20 pts) was paid for Private 's report
-
2018/02/19 11:27
¥50,000 (50 pts) was paid for kongwenbin 's report
-
2018/02/19 10:20
¥5,000 (5 pts) was paid for Private 's report
-
2018/02/13 09:07
¥5,000 (5 pts) was paid for Private 's report
-
2018/02/05 10:07
¥1,000 (1 pts) was paid for ♠ Spade ♠ 's report
-
2018/01/30 20:15
¥1,000 (1 pts) was paid for zer0 's report
Chatwork Inc.
- Available Program：
- 1
- Closed Program：
- 0
- Bounties Range：
- ¥ 1,000 〜 ¥ 100,000
- Reward Type：
-
Top Hackers
-
1
Todayisnew
300 pts
-
2
Private
109pts
-
3
Private
108pts
-
4
ooooooo_q
104 pts
-
5
kongwenbin
82 pts
-
6
Private
80pts
-
7
Manish
71 pts
-
8
Spam404
54 pts
-
9
eissen5c
50 pts
-
10
Private
40pts
