ToaruOS 1.99.2 is affected by incorrect access control via the kernel. Improper MMU management and having a low GDT address allows it to be mapped in userland. A call gate can then be written to escalate to CPL 0.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| nvd@nist.gov | 8.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | 2.0 | 6.0 |
CVSS 2.0
Severity: HIGH
Problem Type: CWE-668,
Products Affected
| Vendor | Product | Version |
|---|---|---|
| toaruos | toaruos | 1.99.2 |
readelf in ToaruOS 2.0.1 has a global overflow allowing RCE when parsing a crafted ELF file.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| nvd@nist.gov | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | 1.8 | 5.9 |
Products Affected
| Vendor | Product | Version |
|---|---|---|
| toaruos | toaruos | 2.0.1 |
readelf in ToaruOS 2.0.1 has some arbitrary address read vulnerabilities when parsing a crafted ELF file.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| nvd@nist.gov | 3.3 | LOW | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L | 1.8 | 1.4 |
Products Affected
| Vendor | Product | Version |
|---|---|---|
| toaruos | toaruos | 2.0.1 |