CVE-2023-40802: tenda ac23_firmware Out-of-bounds Write
CVSS: 6.5v3.1MediumModified
Published 25-08-2023Last modified 02-10-2024
Vulnerability summary
CVE-2023-40802 is a medium (CVSS 6.5) Out-of-bounds Write vulnerability in tenda ac23_firmware. EPSS estimates a 0.81% chance of exploitation in the next 30 days, higher than 56.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.5/10
010
Medium · v3.1 (NVD)EPSS score
0.81%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 25-08-2023PublishedVulnerability first disclosed.
- 02-10-2024Last modifiedVulnerability information updated.
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
CVSS metrics
1 score · 1 source · 1 versionMedium 6.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
EPSS trend
Probability
0.81%
Chance of exploitation in the next 30 days
Percentile
56%
Versus all other CVEs
30-day change
0.00 pp
From 0.81% on 21-09-2026
21-09-202621-10-2026
EPSS score0.81%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundVulnerability
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Tenda1 product
- ac23_firmware16.03.07.45_cn
1 vendor · 1 product
References
1 links- github.com/lst-oss/Vulnerability/tree/main/Tenda/AC23/get_parentControl_list_InfoExploitThird Party Advisory