CVE-2023-26320: mi xiaomi_router_ax3200_firmware Classic Buffer Overflow
CVSS: 8.1v3.1HighModified
Published 11-10-2023Last modified 08-10-2024
Vulnerability summary
CVE-2023-26320 is a high (CVSS 8.1) Classic Buffer Overflow vulnerability in mi xiaomi_router_ax3200_firmware. EPSS estimates a 1.14% chance of exploitation in the next 30 days, higher than 66.1% of scored vulnerabilities.
CVSS score
8.1/10
010
High · v3.1 (NVD)EPSS score
1.14%
0%100%
Low · +0.17 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 11-10-2023PublishedVulnerability first disclosed.
- 08-10-2024Last modifiedVulnerability information updated.
Description
Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Xiaomi Xiaomi Router allows Command Injection.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 7.5–8.1
- CVE.orgCNA7.5HighCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HDiffers
EPSS trend
Probability
1.14%
Chance of exploitation in the next 30 days
Percentile
66%
Versus all other CVEs
30-day change
+0.17 pp
From 0.97% on 20-09-2026
20-09-202620-10-2026
EPSS score1.14%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
- CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
Affected systems
Mi1 product
- xiaomi_router_ax3200_firmware< 2023.2
Xiaomi1 product
- xiaomi router< fw version before 2023.2
2 vendors · 2 products
References
1 links- trust.mi.com/misrc/bulletins/advisory?cveId=540Vendor Advisory