Denial of service in Pale Moon



Published: 2020-03-02 | Updated: 2022-11-09
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9545
CWE-ID CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Pale Moon
Client/Desktop applications / Web browsers

Vendor Pale Moon

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU69178

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-9545

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error, related to module scripting. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Pale Moon: 28.0.0 - 28.8.3

External links

http://www.palemoon.org/releasenotes.shtml
http://forum.palemoon.org/viewtopic.php?f=37&t=23864


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

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



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