EUVD-2021-8969

An exploitable double-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a reference to a timeout object to be stored in two different places. When closed, the document will result in the reference being released twice. This can lea...

CVE-2021-21797

CVE-2021-21797 is a double-free vulnerability in Nitro Pro PDF’s JavaScript runtime (TimeOutObject) that can enable code execution when a specially crafted document is opened. The Red Hat advisory and Talos writeups confirm exploitation via Nitro Pro PDF’s embedded JavaScript, describing a double...

EUVD-2021-8968

An exploitable use-after-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause an object containing the path to a document to be destroyed and then later reused, resulting in a use-after-free vulnerability, which can lead to code...

CVE-2021-21796

An exploitable use-after-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause an object containing the path to a document to be destroyed and then later reused, resulting in a use-after-free vulnerability, which can lead to code...

CVE-2021-21796

CVE-2021-21796 is an exploitable use-after-free in the Nitro Pro PDF JavaScript implementation. A specially crafted Nitro Pro PDF document can cause a destroyed object (local_file_path) to be reused, enabling code execution under the application context. The vulnerability chain involves: (1) app....

PT-2021-14781

Name of the Vulnerable Software and Affected Versions Nitro Pro PDF affected versions not specified Description A use-after-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. This issue can be triggered by a specially crafted document, causing an object containing the...

PT-2021-14782

Name of the Vulnerable Software and Affected Versions Nitro Pro PDF affected versions not specified Description A double-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. This issue can be triggered by a specially crafted document, causing a reference to a timeout objec...

CVE-2021-21796: Use After Free

An exploitable use-after-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause an object containing the path to a document to be destroyed and then later reused, resulting in a use-after-free vulnerability, which can lead to code...

CVE-2021-21797: Double Free

An exploitable double-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a reference to a timeout object to be stored in two different places. When closed, the document will result in the reference being released twice. This can lea...

Vulnerability Spotlight: Code execution vulnerabilities in Nitro Pro PDF

A Cisco Talos team member discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered multiple vulnerabilities in the Nitro Pro PDF reader that could allow an attacker to execute code in the context of the application. Nitro Pro PDF is part of Nitro Software’s... This i...

Nitro Software Nitro Pro 资源管理错误漏洞

Nitro Software Nitro Pro is a U.S. Nitro Software PDF document editor software. The software supports PDF document editing, PDF document format conversion and PDF document encryption and other functions. Nitro Software Nitro Pro PDF there is a resource management error vulnerability, the...

Nitro Software Nitro Pro 资源管理错误漏洞

Nitro Software Nitro Pro is a U.S. Nitro Software PDF document editor software. The software supports PDF document editing, PDF document format conversion and PDF document encryption. Nitro Pro PDF resource management error vulnerability exists, the vulnerability stems from the product fails to...

Nitro Pro PDF JavaScript TimeOutObject double free vulnerability

Summary An exploitable double-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a reference to a timeout object to be stored in two different places. When closed, the document will result in the reference being released twice. This...

Nitro Pro PDF JavaScript local_file_path Object use-after-free vulnerability

Summary An exploitable use-after-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause an object containing the path to a document to be destroyed and then later reused, resulting in a use-after-free vulnerability, which can lead to co...

PT-2021-5216

Name of the Vulnerable Software and Affected Versions Citrix ADC versions prior to 13.0-83.27 Citrix ADC versions prior to 12.1-63.22 Citrix ADC versions prior to 11.1-65.23 Description A denial of service vulnerability exists in Citrix ADC when configured as a VPN or AAA virtual server, allowing...

Discord scammers lure victims with promise of free Nitro subscriptions

A number of bogus offers are doing the rounds in Discord land at the moment. Discord, a group text chat/VoiP app of choice for many gaming communities, is having a bit of trouble with phishing links. You may recall we’ve covered a lot of Discord scams previously. Service users can create bots,...

The vulnerability of the Linux kernel driver in Nitro Enclaves, related to pointer arithmetic errors, allows an attacker to access confidential data, compromise its integrity, and cause service failures.

The vulnerability of the Linux kernel driver in Nitro Enclaves is related to errors in pointer assignment when closing file descriptors for enclaves. Exploiting this vulnerability allows an attacker to gain access to confidential data, compromise its integrity, and cause service failures...

A New Jupyter Malware Version is Being Distributed via MSI Installers

Cybersecurity researchers have charted the evolution of Jupyter, a .NET infostealer known for singling out healthcare and education sectors, which make it exceptional at defeating most endpoint security scanning solutions. The new delivery chain, spotted by Morphisec on September 8, underscores...

CVE-2021-21798

An exploitable return of stack variable address vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a stack variable to go out of scope, resulting in the application dereferencing a stale pointer. This can lead to code execution under the...

CVE-2021-21798

An exploitable return of stack variable address vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a stack variable to go out of scope, resulting in the application dereferencing a stale pointer. This can lead to code execution under the...