Multiple vulnerabilities in Proofpoint Threat Response / Threat Response Auto-Pull



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-2820
CVE-2023-2819
CWE-ID CWE-326
CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Threat Response
Server applications / IDS/IPS systems, Firewalls and proxy servers

Threat Response Auto-Pull
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor Proofpoint

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Inadequate Encryption Strength

EUVDB-ID: #VU77442

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-2820

CWE-ID: CWE-326 - Inadequate Encryption Strength

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to usage of weak encryption in the faye endpoint. A remote attacker with ability to intercept traffic can decrypt it and obtain credentials to integrated services.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Threat Response: All versions

Threat Response Auto-Pull: All versions

CPE2.3 External links

https://www.proofpoint.com/security/security-advisories/pfpt-sa-2023-0003


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Stored cross-site scripting

EUVDB-ID: #VU77443

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-2819

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the Sources UI. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Threat Response: All versions

Threat Response Auto-Pull: All versions

CPE2.3 External links

https://www.proofpoint.com/us/security/security-advisories/pfpt-sa-2023-0002


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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