CVE-2023-40802 — The get_parentControl_list_Info function does not verify the parameters entered by the user, causing a post-authentication heap overflow vulnerability in Tenda AC23 v16.03.07.45_cn

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MEDIUM

The get_parentControl_list_Info function does not verify the parameters entered by the user, causing a post-authentication heap overflow vulnerability in Tenda AC23 v16.03.07.45_cn

Published Aug 25, 2023

6.5

MEDIUM

CVSS 3.1

EPSS 0.81%

Description

The get_parentControl_list_Info function does not verify the parameters entered by the user, causing a post-authentication heap overflow vulnerability in Tenda AC23 v16.03.07.45_cn

Affected products

Vendor Tenda Product Ac23 Default
n/a
- Version
  v16.03.07.45_cn
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Tenda

Ac23

n/a

Version	Status	Constraints
v16.03.07.45_cn	affected	-

Remediation

No remediation recorded yet.

Metrics

0.81% 0.00812

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00812

Score over time

2023–2026

EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v3
EPSS v4
EPSS v5

Table of values (7 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.81% (0.00812)	55.40th	v5 (v2026.06.15)
Jun 15, 2026	0.67% (0.00672)	47.05th	v5 (v2026.06.15)
Mar 17, 2025	0.23% (0.00227)	43.48th	v4 (v2025.03.14)
Dec 12, 2024	0.07% (0.00070)	32.55th	v3 (v2023.03.01)
May 25, 2024	0.04% (0.00044)	13.02th	v3 (v2023.03.01)
Aug 30, 2023	0.04% (0.00044)	11.02th	v3 (v2023.03.01)
Aug 26, 2023	0.06% (0.00061)	23.74th	v3 (v2023.03.01)