7.8
HIGH
CVE-2021-34998
Panda Security Free Antivirus Named Pipe Privilege Escalation Vulnerability
Description

This vulnerability allows local attackers to escalate privileges on affected installations of Panda Security Free Antivirus 20.2.0.0. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the use of named pipes. The issue results from allowing an untrusted process to impersonate the client of a pipe. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-14208.

INFO

Published Date :

Jan. 13, 2022, 10:15 p.m.

Last Modified :

Jan. 20, 2022, 6:30 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2021-34998 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Watchguard panda_antivirus
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-34998.

URL Resource
https://www.pandasecurity.com/en/support/card?id=100077 Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-1336/ Third Party Advisory VDB Entry

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-34998 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-34998 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Jan. 20, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.pandasecurity.com/en/support/card?id=100077 No Types Assigned https://www.pandasecurity.com/en/support/card?id=100077 Vendor Advisory
    Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-21-1336/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-21-1336/ Third Party Advisory, VDB Entry
    Added CWE NIST CWE-269
    Added CPE Configuration OR *cpe:2.3:a:watchguard:panda_antivirus:*:*:*:*:free:*:*:* versions up to (excluding) 20.02.00
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-34998 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.12654

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability