5.3
MEDIUM
CVE-2022-33749
XAPI Denial of Service (DoS) Vulnerability
Description

XAPI open file limit DoS It is possible for an unauthenticated client on the network to cause XAPI to hit its file-descriptor limit. This causes XAPI to be unable to accept new requests for other (trusted) clients, and blocks XAPI from carrying out any tasks that require the opening of file descriptors.

INFO

Published Date :

Oct. 11, 2022, 1:15 p.m.

Last Modified :

Feb. 4, 2024, 8:15 a.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2022-33749 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 Xen xapi
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-2022-33749.

URL Resource
http://www.openwall.com/lists/oss-security/2022/10/11/4 Mailing List Patch Third Party Advisory
http://xenbits.xen.org/xsa/advisory-413.html Patch Vendor Advisory
https://security.gentoo.org/glsa/202402-07
https://xenbits.xenproject.org/xsa/advisory-413.txt Patch Vendor 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-2022-33749 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-33749 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. 04, 2024

    Action Type Old Value New Value
    Added Reference Xen Project https://security.gentoo.org/glsa/202402-07 [No types assigned]
  • CWE Remap by [email protected]

    Aug. 08, 2023

    Action Type Old Value New Value
    Changed CWE CWE-400 CWE-770
  • Initial Analysis by [email protected]

    Oct. 14, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
    Changed Reference Type http://www.openwall.com/lists/oss-security/2022/10/11/4 No Types Assigned http://www.openwall.com/lists/oss-security/2022/10/11/4 Mailing List, Patch, Third Party Advisory
    Changed Reference Type http://xenbits.xen.org/xsa/advisory-413.html No Types Assigned http://xenbits.xen.org/xsa/advisory-413.html Patch, Vendor Advisory
    Changed Reference Type https://xenbits.xenproject.org/xsa/advisory-413.txt No Types Assigned https://xenbits.xenproject.org/xsa/advisory-413.txt Patch, Vendor Advisory
    Added CWE NIST CWE-400
    Added CPE Configuration OR *cpe:2.3:o:xen:xapi:*:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 11, 2022

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2022/10/11/4 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 11, 2022

    Action Type Old Value New Value
    Added Reference http://xenbits.xen.org/xsa/advisory-413.html [No Types Assigned]
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-2022-33749 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.

0.10 }} 0.01%

score

0.41216

percentile

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