CVE-2023-41253

BIG-IP DNS TSIG Key vulnerability

At a glance

Severity: MEDIUM 5.5
EPSS: EPSS 0.18 % · percentile 8 (2026-10-27)
State: PUBLISHED
Published: 2023-10-10
Updated: 2024-09-18
Assigner: f5
NVD status: Modified

Description

When on BIG-IP DNS or BIG-IP LTM enabled with DNS Services License, and a TSIG key is created, it is logged in plaintext in the audit log. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	f5
CVSS 3.1	MEDIUM 5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	NVD · f5sirt@f5.com (Secondary)

Weaknesses (CWE)

CWE-532

European references

ENISA EUVD · EUVD-2023-45770
GCVE · GCVE-0-2023-41253

CERT-FR advisories

CERTFR-2023-AVI-0837 — Multiples vulnérabilités dans les produits F5 · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 14.1.5
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* ≥ 15.1.0 < 15.1.9
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* ≥ 16.1.0 < 16.1.4
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 14.1.5
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* ≥ 15.1.0 < 15.1.9
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* ≥ 16.1.0 < 16.1.4

Affected products

Product	Versions
F5 · BIG-IP	unaffected 17.1.0 < * ; affected 16.1.0 < 16.1.4 ; affected 15.1.0 < 15.1.9 ; affected 14.1.0 < * ; affected 13.1.0 < *

References

https://my.f5.com/manage/s/article/K98334513

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD