What is CVE-2022-41743?

CVE-2022-41743 is a high-severity vulnerability in F5 Nginx Plus, classified under Out-of-bounds Write. CVSS score: 7.0/10. Published 2022-10-19.

How severe is CVE-2022-41743?

High severity. CVSS v3 base score is 7.0 out of 10.

Is CVE-2022-41743 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in F5 Nginx Plus

CVE-2022-41743

NGINX Plus before versions R27 P1 and R26 P1 have a vulnerability in the module ngx_http_hls_module that might allow a local attacker to corrupt NGINX worker memory, resulting in its crash or potential other impact using a specially crafte…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (24.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

F5 Nginx Plus — versions R27, R1

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

krlabs/nginx-vulnerabilities

References

support.f5.com/csp/article/K01112063

Frequently asked questions

What is CVE-2022-41743?: CVE-2022-41743 is a high-severity vulnerability in F5 Nginx Plus, classified under Out-of-bounds Write. CVSS score: 7.0/10. Published 2022-10-19.
How severe is CVE-2022-41743?: High severity. CVSS v3 base score is 7.0 out of 10.
Is CVE-2022-41743 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.