CVE-2016-1839

Advisory lineage Upstream: 0 Downstream: 12
Modified
Published: 20 May 2016, 10:00
Last modified:05 Aug 2024, 23:10

Vulnerability Summary

Overall Risk (default)
medium
33/100
CVSS Score
5.5 MEDIUM
v3.0 (nvd)
EPSS Score
4.55% LOW
5% probability -6.23%
KEV
Not listed
Ransomware
No reports
Public exploits
2 found
Dark Web
Not detected

Timeline

20 May 2016, 10:00
Published
Vulnerability first disclosed
05 Aug 2024, 23:10
Last Modified
Vulnerability information updated

Description

The xmlDictAddString function 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, allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.

CVSS Metrics

  • v3.0•MEDIUM•Score: 5.5CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 4.3AV:N/AC:M/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 4.55%• Percentile: 89%

Techniques & Countermeasures

  • CWE-125•Out-of-bounds Read

    The product reads data past the end, or before the beginning, of the intended buffer.

Affected Systems

  • apple•iphone_os

    < 9.3.2

  • apple•mac_os_x

    < 10.11.5

  • apple•tvos

    < 9.2.1

  • apple•watchos

    < 2.2.1

  • canonical•ubuntu_linux

    12.04 | 14.04 | 15.10 | 16.04

  • debian•debian_linux

    8.0

  • mcafee•web_gateway

    ≥ 7.5.0.0, ≤ 7.5.2.10 | ≥ 7.6.0.0, ≤ 7.6.2.3

  • redhat•enterprise_linux_desktop

    6.0 | 7.0

  • redhat•enterprise_linux_server

    6.0 | 7.0

  • redhat•enterprise_linux_server_aus

    7.2 | 7.3 | 7.4 | 7.6

  • redhat•enterprise_linux_server_eus

    7.2 | 7.3 | 7.4 | 7.5 | 7.6

  • redhat•enterprise_linux_server_tus

    7.2 | 7.3 | 7.6

  • redhat•enterprise_linux_workstation

    6.0 | 7.0

  • xmlsoft•libxml2

    < 2.9.4

References (24)