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Amazon AWS S3 bucket takeover #776

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bright-security-dev bot opened this issue Dec 17, 2023 · 0 comments
Open

Amazon AWS S3 bucket takeover #776

bright-security-dev bot opened this issue Dec 17, 2023 · 0 comments

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@bright-security-dev
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Amazon AWS S3 bucket takeover

Severity: High Discovered: 17 of December-2023, 09:32 PM UTC

CWE ID

CWE-284

CVSS

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Details

Target application contains a reference to an S3 bucket that no longer exists.
An attacker can register a new S3 bucket under the same original name.
The target application would use the new S3 bucket under the control of the attacker.
Attacker can populate the S3 bucket with malicious content or intercept legitimate traffic intended for the S3 bucket,
potentially leading to data theft or other malicious activities.

Possible exposure

Data breaches, Malware distribution, negatively impact reputation

Remediation suggestions

Remove unused S3 buckets reference URLs from code.

Request

GET http://brokencrystals.com/#faq-list-4 HTTP/1.1
Referer: http://brokencrystals.com/
accept-charset: 
accept: aaa 
Cookie: bc-calls-counter=1702840728532; connect.sid=z6-4hCQDphSNOL9X22qepI6EW4NhS5rp.BSX622Bk1Gi6eg2ig5Ogyo5lpUZGJOor9sLi8RLl7ls
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/106.0.5249.119 Safari/537.36
Accept-Encoding: identity
Content-Length: 0

Response

HTTP/1.1 200
Accept-Ranges: bytes
Connection: keep-alive
Content-Length: 7465
Content-Type: text/html
Date: Sun, 17 Dec 2023 21:31:53 GMT
ETag: "65253d32-1d29"
Last-Modified: Tue, 10 Oct 2023 12:01:54 GMT

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