CVE-2023-31998: ubiquiti aircube Out-of-bounds Write
CVSS: 7.5v3.1HighModified
Published 18-07-2023Last modified 29-10-2024
Vulnerability summary
CVE-2023-31998 is a high (CVSS 7.5) Out-of-bounds Write vulnerability in ubiquiti aircube. EPSS estimates a 0.80% chance of exploitation in the next 30 days, higher than 55.6% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
0.80%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 18-07-2023PublishedVulnerability first disclosed.
- 29-10-2024Last modifiedVulnerability information updated.
Description
A heap overflow vulnerability found in EdgeRouters and Aircubes allows a malicious actor to interrupt UPnP service to said devices.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
Medium 5.9Preferred score · CVE.org (CNA)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.80%
Chance of exploitation in the next 30 days
Percentile
56%
Versus all other CVEs
30-day change
0.00 pp
From 0.80% on 19-09-2026
19-09-202619-10-2026
EPSS score0.80%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
- 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.
Affected systems
Ubiquiti2 products
- aircube2.8.8
- edgerouter2.0.9-hotfix.6
Ui2 products
- aircube_firmware< 2.8.9
- edgemax_edgerouter_firmware2.0.9
2 vendors · 4 products