SARA / Free Tools / CVE / CVE-2023-41050

CVE-2023-41050 — AccessControl provides a general security framework for use in Zope

AccessControl provides a general security framework for use in Zope. Python's "format" functionality allows someone controlling the format string to "read" objects accessible (recursively) via attribute access and subscription from accessible objects. Tho

CVSS
6.8 MEDIUM
EPSS
26.00% (top 51.10%)
CWE
CWE-200
Published
2023-09-06T17:58:10.510Z
Last modified
2024-09-26T15:19:50.945Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

01What is this vulnerability?

AccessControl provides a general security framework for use in Zope. Python's "format" functionality allows someone controlling the format string to "read" objects accessible (recursively) via attribute access and subscription from accessible objects. Those attribute accesses and subscriptions use Python's full blown `getattr` and `getitem`, not the policy restricted `AccessControl` variants…

02Affected products

VendorProductVersions
zopefoundationAccessControlAccessControl: < 4.4, AccessControl: >= 5.0, < 5.8, AccessControl: >= 6.0, < 6.2, Zope: < 4.8.9, Zope: >= 5.0.0, < 5.8.4

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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