Newsletter <= 6.8.1 - Authenticated PHP Object Injection

2020-08-02 00:00

Ram

Strategic Overview

Status

Patched in 6.8.2

Affected PluginNewsletter – Send awesome emails from WordPress

Affected Version< 6.8.2

CVSS7.5High

CVECVE-2020-35932

View all Newsletter – Send awesome emails from WordPress vulnerabilities

Vulnerability Overview

Insecure Deserialization in the Newsletter plugin before 6.8.2 for WordPress allows authenticated remote attackers with minimal privileges (such as subscribers) to use the tpnc_render AJAX action to inject arbitrary PHP objects via the options[inline_edits] parameter. NOTE: exploitability depends on PHP objects that might be present with certain other plugins or themes.

Technical Analysis

REMEDIATION: Update to version 6.8.2, or a newer patched version --- IDENTIFIER: CWE-502 (Deserialization of Untrusted Data) The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

External References

https://www.cve.org/CVERecord?id=CVE-2020-35932 https://www.wordfence.com/threat-intel/vulnerabilities/id/d684efcd-74fa-4b0c-b8dd-9674a2748fc3

CVSS Vector

7.5

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Base

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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