6.5
MEDIUM
CVE-2022-2211
Libguestfs Denial of Service Vulnerability
Description

A vulnerability was found in libguestfs. This issue occurs while calculating the greatest possible number of matching keys in the get_keys() function. This flaw leads to a denial of service, either by mistake or malicious actor.

INFO

Published Date :

July 12, 2022, 9:15 p.m.

Last Modified :

Feb. 12, 2023, 10:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2022-2211 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 Redhat enterprise_linux
1 Libguestfs libguestfs
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-2022-2211.

URL Resource
https://access.redhat.com/security/cve/CVE-2022-2211 Third Party Advisory

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-2022-2211 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-2211 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
  • CVE Modified by [email protected]

    Feb. 12, 2023

    Action Type Old Value New Value
    Removed CVSS V3.1 Red Hat, Inc. AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Removed Reference https://access.redhat.com/errata/RHSA-2022:7472 [No Types Assigned]
    Removed Reference https://access.redhat.com/errata/RHSA-2022:7958 [No Types Assigned]
    Removed Reference https://access.redhat.com/errata/RHSA-2022:7959 [No Types Assigned]
    Removed Reference https://access.redhat.com/errata/RHSA-2022:7968 [No Types Assigned]
    Removed Reference https://bugzilla.redhat.com/show_bug.cgi?id=2100862 [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 02, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 Red Hat, Inc. AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Added Reference https://access.redhat.com/errata/RHSA-2022:7958 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2022:7968 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2022:7959 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2022:7472 [No Types Assigned]
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2100862 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jul. 20, 2022

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Changed Reference Type https://access.redhat.com/security/cve/CVE-2022-2211 No Types Assigned https://access.redhat.com/security/cve/CVE-2022-2211 Third Party Advisory
    Added CWE NIST CWE-120
    Added CPE Configuration OR *cpe:2.3:a:libguestfs:libguestfs:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:-:*:*:* *cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:* *cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
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-2022-2211 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.

0.09 }} 0.00%

score

0.37631

percentile

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