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GHSA-29pr-6jr8-q5jm

HighCVSS 7.6 / 10
Published Mar 21, 2023·Last modified Nov 8, 2023
Affected Components(0)

No affected components available

Description

Impact

When using the Django integration of the Sentry SDK in a specific configuration it is possible to leak sensitive cookies values, including the session cookie to Sentry. These sensitive cookies could then be used by someone with access to your Sentry issues to impersonate or escalate their privileges within your application.

The below must be true in order for these sensitive values to be leaked:

  1. Your Sentry SDK configuration has sendDefaultPII set to True
  2. You are using a custom name for either of the cookies below in your Django settings.
  1. You are not configured in your organization or project settings to use our data scrubbing features to account for the custom cookie names

Patches

As of version 1.14.0, the Django integration of the sentry-sdk will detect the custom cookie names based on your Django settings and will remove the values from the payload before sending the data to Sentry.

Workarounds

If you can not update your sentry-sdk to a patched version than you can use the SDKs filtering mechanism to remove the cookies from the payload that is sent to Sentry. For error events this can be done with the before_send callback method and for performance related events (transactions) you can use the before_send_transaction callback method.

If you'd like to handle filtering of these values on the server-side, you can also use our advanced data scrubbing feature to account for the custom cookie names. Look for the $http.cookies, $http.headers, $request.cookies, or $request.headers fields to target with your scrubbing rule.

References

Credits

Risk Scores
Base Score
7.6

The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker needs high-level or administrative privileges. No user interaction is needed for the attacker to exploit this vulnerability. The vulnerability can affect other systems as well, not just the initial system. There is a high impact on the confidentiality of the information. There is a low impact on the integrity of the data.

Threat Intelligence
7.0

Exploitation activity has been observed. Apply available patches or mitigations urgently.

EPSS
0.64%

The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

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High severity
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