CVE-2021-47935 — HIGH (8.8)

Vulnerability Description

Sentry 8.2.0 contains a remote code execution vulnerability that allows authenticated superusers to execute arbitrary commands by injecting malicious pickle-serialized objects through the audit log entry data parameter. Attackers can submit crafted POST requests to the admin audit log endpoint with base64-encoded compressed pickle payloads in the data field to achieve code execution with application privileges.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Sentry	Sentry	8.2.0

Related Weaknesses (CWE)

CWE-94

References

https://sentry.io/welcome/Product
https://www.exploit-db.com/exploits/50318ExploitVDB Entry
https://www.vulncheck.com/advisories/sentry-remote-code-execution-via-pickle-desThird Party Advisory

FAQ

What is CVE-2021-47935?

CVE-2021-47935 is a vulnerability with a CVSS score of 8.8 (HIGH). Sentry 8.2.0 contains a remote code execution vulnerability that allows authenticated superusers to execute arbitrary commands by injecting malicious pickle-serialized objects through the audit log en...

How severe is CVE-2021-47935?

CVE-2021-47935 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-47935?

Check the references section above for vendor advisories and patch information. Affected products include: Sentry Sentry.