CVE-2021-32703

Summary

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, there was a lack of ratelimiting on the shareinfo endpoint. This may have allowed an attacker to enumerate potentially valid share tokens. The issue was fixed in versions 19.0.13, 20.0.11, and 21.0.3. There are no known workarounds.

Affected Software

VendorProductVersion RangeStatus
nextcloudsecurity-advisories< 19.0.13affected
nextcloudsecurity-advisories>= 20.0.0, < 20.0.11affected
nextcloudsecurity-advisories>= 21.0.0, < 21.0.3affected

Weaknesses

  • CWE-799: CWE-799: Improper Control of Interaction Frequency

ADP Enrichment

CVE Program Container

Additional References

References