Oracle Glassfish 2.1.1, 3.0.1, and 3.1.1, as used in Communications Server 2.0, Sun Java System Application Server 8.1 and 8.2, and possibly other products, computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters, aka Oracle security ticket S0104869.
Published 2011-12-30 01:55:02
Updated 2018-01-06 02:29:27
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Input validationDenial of service

Threat overview for CVE-2011-5035

Top countries where our scanners detected CVE-2011-5035
Top open port discovered on systems with this issue 80
IPs affected by CVE-2011-5035 171
Threat actors abusing to this issue? Yes
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Exploit prediction scoring system (EPSS) score for CVE-2011-5035

Probability of exploitation activity in the next 30 days: 2.52%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 89 % EPSS Score History EPSS FAQ

Metasploit modules for CVE-2011-5035

  • Hashtable Collisions
    Disclosure Date: 2011-12-28
    First seen: 2020-04-26
    auxiliary/dos/http/hashcollision_dos
    This module uses a denial-of-service (DoS) condition appearing in a variety of programming languages. This vulnerability occurs when storing multiple values in a hash table and all values have the same hash value. This can cause a web server parsing the POST paramete

CVSS scores for CVE-2011-5035

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
NIST

CWE ids for CVE-2011-5035

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-5035

Products affected by CVE-2011-5035

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