CVE-2011-1757
First published: Tue Jun 21 2011(Updated: )
DJabberd 0.84 and earlier does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Jabberd | <=0.84 | |
| Jabberd | =0.80 | |
| Jabberd | =0.81 | |
| Jabberd | =0.82 | |
| Jabberd | =0.83 |
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Frequently Asked Questions
What is the severity of CVE-2011-1757?
CVE-2011-1757 is classified as a denial of service vulnerability affecting DJabberd 0.84 and earlier.
How do I fix CVE-2011-1757?
To fix CVE-2011-1757, update your DJabberd installation to version 0.85 or later where the recursion detection is improved.
Which versions of DJabberd are affected by CVE-2011-1757?
CVE-2011-1757 affects DJabberd versions 0.84 and earlier.
What types of attacks can exploit CVE-2011-1757?
CVE-2011-1757 can be exploited through crafted XML documents containing a large number of nested entity references.
What impact does CVE-2011-1757 have on systems?
CVE-2011-1757 can result in significant memory and CPU consumption, leading to potential denial-of-service conditions.
- agent/type
- agent/severity
- agent/author
- agent/references
- agent/weakness
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/nvd-historical
- vendor/brad fitzpatrick
- canonical/jabberd
- version/jabberd/0.84
- version/jabberd/0.80
- version/jabberd/0.81
- version/jabberd/0.82
- version/jabberd/0.83