Pulse Connect Secure/Pulse Policy Secure up to 9.1R8 XML External Entity server-side request forgery

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CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability was found in Pulse Connect Secure and Pulse Policy Secure up to 9.1R8. It has been declared as critical. This vulnerability affects an unknown code block of the component XML External Entity Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-918. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An XML external entity (XXE) vulnerability in Pulse Connect Secure (PCS) before 9.1R9 and Pulse Policy Secure (PPS) before 9.1R9 allows remote authenticated admins to conduct server-side request forgery (SSRF) attacks via a crafted DTD in an XML request.

The weakness was disclosed 10/27/2020. The advisory is shared for download at kb.pulsesecure.net. This vulnerability was named CVE-2020-15352 since 06/26/2020. The exploitation appears to be easy. The attack can be initiated remotely. The requirement for exploitation is a single authentication. There are neither technical details nor an exploit publicly available.

Upgrading to version 9.1R9 eliminates this vulnerability.

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VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔒

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VulDB Base Score: 🔒
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VulDB Reliability: 🔍

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Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-918
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Pulse Connect Secure/Pulse Policy Secure 9.1R9

Timelineinfoedit

06/26/2020 CVE assigned
10/27/2020 +123 days Advisory disclosed
10/27/2020 +0 days VulDB entry created
11/27/2020 +31 days VulDB last update

Sourcesinfoedit

Advisory: kb.pulsesecure.net
Status: Confirmed

CVE: CVE-2020-15352 (🔒)

Entryinfoedit

Created: 10/27/2020 12:10 PM
Updated: 11/27/2020 12:16 PM
Changes: (18) vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss2_nvd_basescore vulnerability_cvss3_nvd_basescore
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