Vulnerability Details : CVE-2012-0024
MaraDNS before 1.3.07.12 and 1.4.x before 1.4.08 computes hash values for DNS data 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 queries with the Recursion Desired (RD) bit set.
Vulnerability category: Denial of service
Products affected by CVE-2012-0024
- cpe:2.3:a:maradns:maradns:*:*:*:*:*:*:*:*
- cpe:2.3:a:maradns:maradns:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-0024
0.76%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 71 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-0024
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
CWE ids for CVE-2012-0024
-
The product does not properly control the allocation and maintenance of a limited resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-0024
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https://bugzilla.redhat.com/show_bug.cgi?id=771428
771428 – (CVE-2011-5056, CVE-2012-0024) CVE-2011-5056 CVE-2012-0024 maradns: hash table collisions CPU usage DoSIssue Tracking;Third Party Advisory
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http://openwall.com/lists/oss-security/2012/01/03/6
oss-security - CVE request: maradns hash table collision cpu dosMailing List;Third Party Advisory
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http://samiam.org/blog/20111229.html
MaraDNS 1 updatePatch;Third Party Advisory
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http://openwall.com/lists/oss-security/2012/01/03/13
oss-security - Re: CVE request: maradns hash table collision cpu dosMailing List;Third Party Advisory
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