CVE-2022-27008 : nginx njs 0.7.2 is vulnerable to Buffer Overflow. Type confused in Array.prototy

nginx njs 0.7.2 is vulnerable to Buffer Overflow. Type confused in Array.prototype.concat() when a slow array appended element is fast array.

Published 2022-04-14 15:15:08

Updated 2022-09-09 16:53:53

Source MITRE

View at NVD, CVE.org

Vulnerability category: Overflow

Products affected by CVE-2022-27008

F5 » NJS » Version: 0.7.2
cpe:2.3:a:f5:njs:0.7.2:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.31%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 71 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Assigned by: nvd@nist.gov (Primary)

https://security.netapp.com/advisory/ntap-20220519-0008/

April 2022 NGINX Vulnerabilities in NetApp Products | NetApp Product Security
Third Party Advisory

CVEs referencing this url
https://github.com/nginx/njs/issues/471

SEGV njs_array.c:335:41 in njs_array_add · Issue #471 · nginx/njs · GitHub
Exploit;Issue Tracking;Patch;Third Party Advisory
https://github.com/nginx/njs/commit/e673ae41a998d1391bd562edb2ed6d49db7cc716

Fixed Array.prototype.concat() when "this" is a slow array. · nginx/njs@e673ae4 · GitHub
Patch;Third Party Advisory

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