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Advisory details: gitlab / nuget/libxml2/CVE-2016-4658
Advisory ID gitlab/nuget/libxml2/CVE-2016-4658
Aliases CVE-2016-4658
Summary Improper Restriction of Operations within the Bounds of a Memory Buffer xpointer.c in libxml2 (as used in Apple iOS, OS X, tvOS, and watchOS before 3, and other products) does not forbid namespace nodes in XPointer ranges, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and memory corruption) via a crafted XML document.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
cvssv2 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/libxml2/CVE-2016-4658.yml
cvssv3 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/libxml2/CVE-2016-4658.yml
Reference id Reference type URL
CVE-2016-4658 https://nvd.nist.gov/vuln/detail/CVE-2016-4658
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/libxml2/CVE-2016-4658.yml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/libxml2/CVE-2016-4658.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.