Access Restriction Bypass Affecting github.com/sourcegraph/sourcegraph/cmd/frontend/graphqlbackend package, versions <3.33.2


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (22nd percentile)

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  • Snyk IDSNYK-GOLANG-GITHUBCOMSOURCEGRAPHSOURCEGRAPHCMDFRONTENDGRAPHQLBACKEND-2319818
  • published14 Dec 2021
  • disclosed14 Dec 2021
  • creditUnknown

Introduced: 14 Dec 2021

CVE-2021-43823  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade github.com/sourcegraph/sourcegraph/cmd/frontend/graphqlbackend to version 3.33.2 or higher.

Overview

github.com/sourcegraph/sourcegraph/cmd/frontend/graphqlbackend is a code search and navigation engine.

Affected versions of this package are vulnerable to Access Restriction Bypass. Strings in private source code could be guessed by an authenticated but unauthorized actor. This issue affects the Saved Searches and Code Monitoring features. A successful attack would require an authenticated bad actor to create many Saved Searches or Code Monitors to receive confirmation that a specific string exists. This could allow an attacker to guess formatted tokens in source code, such as API keys.

References

CVSS Scores

version 3.1