Vulnerability Details : CVE-2011-0495

Stack-based buffer overflow in the ast_uri_encode function in main/utils.c in Asterisk Open Source before 1.4.38.1, 1.4.39.1, 1.6.1.21, 1.6.2.15.1, 1.6.2.16.1, 1.8.1.2, 1.8.2.; and Business Edition before C.3.6.2; when running in pedantic mode allows remote authenticated users to execute arbitrary code via crafted caller ID data in vectors involving the (1) SIP channel driver, (2) URIENCODE dialplan function, or (3) AGI dialplan function.
Published 2011-01-20 19:00:09
Updated 2020-07-15 13:40:47
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowMemory CorruptionExecute code

Products affected by CVE-2011-0495

Threat overview for CVE-2011-0495

Top countries where our scanners detected CVE-2011-0495
Top open port discovered on systems with this issue 80
IPs affected by CVE-2011-0495 181
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2011-0495!
*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-2011-0495

EPSS FAQ
3.24%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 90 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2011-0495

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.0
 MEDIUM AV:N/AC:M/Au:S/C:P/I:P/A:P
6.8
6.4
 NIST

CWE ids for CVE-2011-0495

  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-0495

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