VDB-137053 · CVE-2018-20814 · BID 109033

Pulse Secure Pulse Connect Secure/Pulse Policy Secure Psaldownload.cgi cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Pulse Secure Pulse Connect Secure and Pulse Policy Secure. It has been rated as problematic. This issue affects some unknown processing of the file Psaldownload.cgi. This manipulation causes cross site scripting. This vulnerability appears as CVE-2018-20814. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Pulse Secure Pulse Connect Secure and Pulse Policy Secure (version unknown). Affected by this vulnerability is an unknown function of the file Psaldownload.cgi. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

An XSS issue was found with Psaldownload.cgi in Pulse Secure Pulse Connect Secure (PCS) 8.3R2 before 8.3R2 and Pulse Policy Secure (PPS) 5.4RX before 5.4R2. This is not applicable to PCS 8.1RX or PPS 5.2RX.

The bug was discovered 03/15/2019. The weakness was presented 06/28/2019 (Website). The advisory is shared at kb.pulsesecure.net. This vulnerability is known as CVE-2018-20814 since 03/15/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 105 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

See VDB-137047, VDB-137048, VDB-137049 and VDB-137050 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/15/2019 🔍
03/15/2019 +0 days 🔍
06/28/2019 +105 days 🔍
06/29/2019 +1 days 🔍
10/09/2023 +1563 days 🔍

Sourcesinfo

Advisory: kb.pulsesecure.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-20814 (🔍)
GCVE (CVE): GCVE-0-2018-20814
GCVE (VulDB): GCVE-100-137053
SecurityFocus: 109033
OSVDB: - Pulse Secure Pulse Connect Secure and Pulse Policy Secure cross-site scripting

See also: 🔍

Entryinfo

Created: 06/29/2019 06:30
Updated: 10/09/2023 10:00
Changes: 06/29/2019 06:30 (58), 06/29/2020 06:51 (1), 10/09/2023 10:00 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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