Asterisk Open Source 1.4.x before 1.4.40.1, 1.6.1.x before 1.6.1.25, 1.6.2.x before 1.6.2.17.3, and 1.8.x before 1.8.3.3 and Asterisk Business Edition C.x.x before C.3.6.4 do not restrict the number of unauthenticated sessions to certain interfaces, which allows remote attackers to cause a denial of service (file descriptor exhaustion and disk space exhaustion) via a series of TCP connections.
Published 2011-04-27 00:55:05
Updated 2011-09-07 03:16:06
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Denial of service

Threat overview for CVE-2011-1507

Top countries where our scanners detected CVE-2011-1507
Top open port discovered on systems with this issue 80
IPs affected by CVE-2011-1507 158
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2011-1507!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2011-1507

11.06%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 94 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2011-1507

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

CWE ids for CVE-2011-1507

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-1507

Products affected by CVE-2011-1507

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