CVE-2020-4207
9.8
CRITICAL · CVSS 3.1 · EPSS 4.5% (pctl 91)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
IBM Watson IoT Message Gateway 2.0.0.x, 5.0.0.0, 5.0.0.1, and 5.0.0.2 is vulnerable to a buffer overflow, caused by improper bounds checking when handling a failed HTTP request with specific content in the headers. By sending a specially crafted HTTP request, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause a denial of service. IBM X-Force ID: 174972.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 4.53% — more likely to be exploited than 91% of all CVEs |
| Weakness | CWE-120 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-01-28 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| ibm | iot messagesight |
| ibm | watson iot platform - message gateway |
| linux | linux kernel |
References
→ the Explorer · watch your stack · NVD