CVE-2011-2528

Name: CVE-2011-2528
Creator: NVD / NIST
Published: 2011-07-19T20:55:01.197+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.01%

Last modified Jun 16, 2026

CVE-2011-2528 is a vulnerability of currently unknown severity. Unspecified vulnerability in (1) Zope 2.12.x before 2.12.19 and 2.13.x before 2.13.8, as used in Plone 4.x and other products, and (2) PloneHotfix20110720 for Plone 3.x allows attackers to gain privileges via unspecified vectors, related to a "highly serious vulnerability." NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-0720.. EPSS estimates a 2.01% chance of exploitation in the next 30 days.

Description

Unspecified vulnerability in (1) Zope 2.12.x before 2.12.19 and 2.13.x before 2.13.8, as used in Plone 4.x and other products, and (2) PloneHotfix20110720 for Plone 3.x allows attackers to gain privileges via unspecified vectors, related to a "highly serious vulnerability." NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-0720.

Metrics

EPSS Probability

2.01%

78.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Plone	Plone Hotfix 20110720	All versions
Plone	Plone	3.0
Plone	Plone	3.0.1
Plone	Plone	3.0.2
Plone	Plone	3.0.3
Plone	Plone	3.0.4
Plone	Plone	3.0.5
Plone	Plone	3.0.6
Plone	Plone	3.1
Plone	Plone	3.1.1
Plone	Plone	3.1.2
Plone	Plone	3.1.3
Plone	Plone	3.1.4
Plone	Plone	3.1.5.1
Plone	Plone	3.1.6
Plone	Plone	3.1.7
Plone	Plone	3.2
Plone	Plone	3.2.1
Plone	Plone	3.2.2
Plone	Plone	3.2.3
Plone	Plone	3.3
Plone	Plone	3.3.1
Plone	Plone	3.3.2
Plone	Plone	3.3.3
Plone	Plone	3.3.4
Plone	Plone	3.3.5
Plone	Plone	3.3.6
Plone	Plone	4.0
Plone	Plone	4.0.1
Plone	Plone	4.0.2
Plone	Plone	4.0.3
Plone	Plone	4.0.4
Plone	Plone	4.0.5
Plone	Plone	4.0.6.1
Plone	Plone	4.0.7
Plone	Plone	4.0.8
Plone	Plone	4.1
Zope	Zope	2.12.0
Zope	Zope	2.12.1
Zope	Zope	2.12.2
Zope	Zope	2.12.3
Zope	Zope	2.12.4
Zope	Zope	2.12.5
Zope	Zope	2.12.6
Zope	Zope	2.12.7
Zope	Zope	2.12.8
Zope	Zope	2.12.9
Zope	Zope	2.12.10
Zope	Zope	2.12.11
Zope	Zope	2.12.12

Showing 50 of 64 affected configurations. See NVD for the full list.

References

http://plone.org/products/plone-hotfix/releases/20110622Patch, Vendor Advisory
http://plone.org/products/plone/security/advisories/20110622Patch, Vendor Advisory
http://secunia.com/advisories/45056Vendor Advisory
http://secunia.com/advisories/45111Vendor Advisory
http://www.openwall.com/lists/oss-security/2011/07/04/6Patch
http://www.openwall.com/lists/oss-security/2011/07/12/9Patch
https://bugzilla.redhat.com/show_bug.cgi?id=718824Patch
https://mail.zope.org/pipermail/zope-announce/2011-June/002260.htmlPatch
http://plone.org/products/plone-hotfix/releases/20110622Patch, Vendor Advisory
http://plone.org/products/plone/security/advisories/20110622Patch, Vendor Advisory
http://secunia.com/advisories/45056Vendor Advisory
http://secunia.com/advisories/45111Vendor Advisory
http://www.openwall.com/lists/oss-security/2011/07/04/6Patch
http://www.openwall.com/lists/oss-security/2011/07/12/9Patch
https://bugzilla.redhat.com/show_bug.cgi?id=718824Patch
https://mail.zope.org/pipermail/zope-announce/2011-June/002260.htmlPatch

Timeline

Published: Jul 19, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-2528?

How severe is CVE-2011-2528?

Severity scoring for CVE-2011-2528 is pending analysis. The EPSS model estimates a 2.01% probability of exploitation in the next 30 days.

How do I fix CVE-2011-2528?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-2528?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST