9.8

CVE-2023-23364: qnap systems inc. multimedia console Classic Buffer Overflow

CVSS: 9.8v3.1CriticalModified
Published 22-09-2023Last modified 24-09-2024
Open JSON

Vulnerability summary

CVE-2023-23364 is a critical (CVSS 9.8) Classic Buffer Overflow vulnerability in qnap systems inc. multimedia console. EPSS estimates a 0.92% chance of exploitation in the next 30 days, higher than 59.6% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
0.92%
0%100%
Low · +0.15 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 22-09-2023
    PublishedVulnerability first disclosed.
  2. 24-09-2024
    Last modifiedVulnerability information updated.

Description

A buffer copy without checking size of input vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows remote users to execute code via unspecified vectors. We have already fixed the vulnerability in the following versions: Multimedia Console 2.1.1 ( 2023/03/29 ) and later Multimedia Console 1.4.7 ( 2023/03/20 ) and later

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.92%

Chance of exploitation in the next 30 days

Percentile

60%

Versus all other CVEs

30-day change

+0.15 pp

From 0.77% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.92%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Qnap1 product
Qnap systems inc.1 product

2 vendors · 2 products

References

1 links