CVE-2021-41017
Multiple heap-based buffer overflow vulnerabilities in some web API controllers of FortiWeb 6.4.1, 6.4.0, and 6.3.0 through 6.3.15 may allow a remote authenticated attacker to execute arbitrary code or commands via specifically crafted HTTP requests.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.89%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Multiple heap-based buffer overflow vulnerabilities in some web API controllers of FortiWeb 6.4.1, 6.4.0, and 6.3.0 through 6.3.15 may allow a remote authenticated attacker to execute arbitrary code or commands via specifically crafted HTTP requests.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.89% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- fortinet/fortiweb
- Source
- psirt@fortinet.com
References
- https://fortiguard.com/advisory/FG-IR-21-160Patch, Vendor Advisory
- https://fortiguard.com/advisory/FG-IR-21-160Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.