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PyPi: Dnsupdate

CVE-2017-18342

Transitive

Safety vulnerability ID: 41318

This vulnerability was reviewed by experts

The information on this page was manually curated by our Cybersecurity Intelligence Team.

Created at Jun 27, 2018 Updated at Dec 05, 2024
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Advisory

Dnsupdate 0.4 includes a security patch for the function '_load_cache' in 'dnsupdate.py'. It used the unsafe yaml.load(), that allows instantiation of arbitrary objects. Consider yaml.safe_load().
https://github.com/lopsided98/dnsupdate/commit/f708d0b6c7340334199b3a91bdbb626b5da09633#diff-bbb8416d14c72839288c2df5695624f5b1810a9fb4d94ab83750725cddfda472

Affected package

dnsupdate

Latest version: 0.4

A modern and flexible dynamic DNS client

Affected versions

Fixed versions

Vulnerability changelog

Dnsupdate version 0.4 includes a security patch for the function '_load_cache' in 'dnsupdate.py'. Use of unsafe yaml load. Allows instantiation of arbitrary objects. Consider yaml.safe_load(). See also: https://github.com/lopsided98/dnsupdate/commit/f708d0b6c7340334199b3a91bdbb626b5da09633#diff-bbb8416d14c72839288c2df5695624f5b1810a9fb4d94ab83750725cddfda472

Resources

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Severity Details

CVSS Base Score

CRITICAL 9.8

CVSS v3 Details

CRITICAL 9.8
Attack Vector (AV)
NETWORK
Attack Complexity (AC)
LOW
Privileges Required (PR)
NONE
User Interaction (UI)
NONE
Scope (S)
UNCHANGED
Confidentiality Impact (C)
HIGH
Integrity Impact (I)
HIGH
Availability Availability (A)
HIGH

CVSS v2 Details

HIGH 7.5
Access Vector (AV)
NETWORK
Access Complexity (AC)
LOW
Authentication (Au)
NONE
Confidentiality Impact (C)
PARTIAL
Integrity Impact (I)
PARTIAL
Availability Impact (A)
PARTIAL