CVE-2018-25332

GitBucket 4.23.1 Unauthenticated Remote Code Execution

CVSS 9.3 CRITICALEPSS 0.6%CWE-306

GitBucket 4.23.1 contains an unauthenticated remote code execution vulnerability that allows attackers to execute arbitrary commands by exploiting weak secret token generation and insecure file upload functionality. Attackers can brute-force the Blowfish encryption key, upload a malicious JAR plugin via the git-lfs endpoint, and execute system commands through an exposed exploit endpoint.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

gitbucket · GitBucket

public PoCs found — 1

cve_referencewww.exploit-db.com/exploits/44668unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

https://github.com/gitbucket/gitbucket https://security.szurek.pl/https://www.exploit-db.com/exploits/44668 https://www.vulncheck.com/advisories/gitbucket-unauthenticated-remote-code-execution