9.8
CRITICAL
CVE-2022-27007
nginx Njs Use-After-Free Vulnerability
Description

nginx njs 0.7.2 is affected suffers from Use-after-free in njs_function_frame_alloc() when it try to invoke from a restored frame saved with njs_function_frame_save().

INFO

Published Date :

April 14, 2022, 3:15 p.m.

Last Modified :

Sept. 9, 2022, 4:53 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2022-27007 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 F5 njs
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-2022-27007.

URL Resource
https://github.com/nginx/njs/commit/ad48705bf1f04b4221a5f5b07715ac48b3160d53 Patch Third Party Advisory
https://github.com/nginx/njs/issues/469 Exploit Issue Tracking Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220519-0008/ 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-2022-27007 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-27007 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
  • Modified Analysis by [email protected]

    Sep. 09, 2022

    Action Type Old Value New Value
    Changed Reference Type https://security.netapp.com/advisory/ntap-20220519-0008/ No Types Assigned https://security.netapp.com/advisory/ntap-20220519-0008/ Third Party Advisory
  • CVE Modified by [email protected]

    May. 19, 2022

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20220519-0008/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Apr. 21, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/nginx/njs/commit/ad48705bf1f04b4221a5f5b07715ac48b3160d53 No Types Assigned https://github.com/nginx/njs/commit/ad48705bf1f04b4221a5f5b07715ac48b3160d53 Patch, Third Party Advisory
    Changed Reference Type https://github.com/nginx/njs/issues/469 No Types Assigned https://github.com/nginx/njs/issues/469 Exploit, Issue Tracking, Patch, Third Party Advisory
    Added CWE NIST CWE-416
    Added CPE Configuration OR *cpe:2.3:a:f5:njs:0.7.2:*:*:*:*:*:*:*
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-2022-27007 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-27007 weaknesses.

Exploit Prediction

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

0.31 }} 0.07%

score

0.70228

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
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