CVE-2021-33510

Description

Plone through 5.2.4 allows remote authenticated managers to conduct SSRF attacks via an event ical URL, to read one line of a file.

Predictions

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-33510
• https://github.com/advisories/GHSA-4mg4-wvmx-5332
• https://github.com/plone/Plone
• https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2021-82.yaml
• https://plone.org/security/hotfix/20210518/server-side-request-forgery-via-event-ical-url
• http://www.openwall.com/lists/oss-security/2021/05/22/1