Vulnerability Details : CVE-2016-1837

Multiple use-after-free vulnerabilities in the (1) htmlPArsePubidLiteral and (2) htmlParseSystemiteral functions in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allow remote attackers to cause a denial of service via a crafted XML document.
Published 2016-05-20 10:59:51
Updated 2019-03-25 17:26:03
Source Apple Inc.
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionDenial of service

Threat overview for CVE-2016-1837

Top countries where our scanners detected CVE-2016-1837
Top open port discovered on systems with this issue 548
IPs affected by CVE-2016-1837 122
Threat actors abusing to this issue? Yes
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*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-2016-1837

Probability of exploitation activity in the next 30 days: 0.47%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 73 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2016-1837

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
4.3
 MEDIUM AV:N/AC:M/Au:N/C:N/I:N/A:P
8.6
2.9
 NIST
5.5
 MEDIUM CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
1.8
3.6
 NIST

CWE ids for CVE-2016-1837

  • Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2016-1837

Products affected by CVE-2016-1837

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