CVE-2018-8794
rdesktop: Memory corruption in process_bitmap_data
Einstufung nach Quelle
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD. Niedriger laut Red Hat (mittel), Ubuntu (mittel).
Beschreibung
rdesktop versions up to and including v1.8.3 contain an Integer Overflow that leads to an Out-Of-Bounds Write in function process_bitmap_updates() and results in a memory corruption and possibly even a remote code execution.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| alpine 3.10 | rdesktop | 1.8.6-r0 |
| alpine 3.11 | rdesktop | 1.8.6-r0 |
| alpine 3.12 | rdesktop | 1.8.6-r0 |
| alpine 3.13 | rdesktop | 1.8.6-r0 |
| alpine 3.14 | rdesktop | 1.8.6-r0 |
| alpine 3.15 | rdesktop | 1.8.6-r0 |
| alpine 3.16 | rdesktop | 1.8.6-r0 |
| alpine 3.17 | rdesktop | 1.8.6-r0 |
| alpine 3.18 | rdesktop | 1.8.6-r0 |
| alpine 3.19 | rdesktop | 1.8.6-r0 |
| alpine 3.20 | rdesktop | 1.8.6-r0 |
| alpine 3.21 | rdesktop | 1.8.6-r0 |
Alle 25 Einträge aus 25 Quellen zeigen
| Quelle | Paket | Behoben in |
|---|---|---|
| alpine 3.10 | rdesktop | 1.8.6-r0 |
| alpine 3.11 | rdesktop | 1.8.6-r0 |
| alpine 3.12 | rdesktop | 1.8.6-r0 |
| alpine 3.13 | rdesktop | 1.8.6-r0 |
| alpine 3.14 | rdesktop | 1.8.6-r0 |
| alpine 3.15 | rdesktop | 1.8.6-r0 |
| alpine 3.16 | rdesktop | 1.8.6-r0 |
| alpine 3.17 | rdesktop | 1.8.6-r0 |
| alpine 3.18 | rdesktop | 1.8.6-r0 |
| alpine 3.19 | rdesktop | 1.8.6-r0 |
| alpine 3.20 | rdesktop | 1.8.6-r0 |
| alpine 3.21 | rdesktop | 1.8.6-r0 |
| alpine 3.22 | rdesktop | 1.8.6-r0 |
| alpine 3.23 | rdesktop | 1.8.6-r0 |
| alpine 3.24 | rdesktop | 1.8.6-r0 |
| alpine edge | rdesktop | 1.8.6-r0 |
| debian 11 | rdesktop | 1.8.4-1 |
| debian 12 | rdesktop | 1.8.4-1 |
| debian 13 | rdesktop | 1.8.4-1 |
| debian 14 | rdesktop | 1.8.4-1 |
| debian 8 | rdesktop | 1.8.4-0+deb8u1 |
| debian 9 | rdesktop | 1.8.4-1~deb9u1 |
| echo | rdesktop | 1.8.4-1 |
| Red Hat | rdesktop | kein Fix angegeben |
| ubuntu 18.04-ESM | rdesktop | kein Fix angegeben |
Referenzen
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html
- http://www.securityfocus.com/bid/106938
- https://access.redhat.com/security/cve/CVE-2018-8794
- https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1
- https://github.com/rdesktop/rdesktop/commit/766ebcf6f23ccfe8323ac10242ae6e127d4505d2%20%28v1.8.4%29
- https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html
- https://nvd.nist.gov/vuln/detail/CVE-2018-8794
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/