kritisch
CVE-2020-28020
Exim 4 before 4.92 allows Integer Overflow to Buffer Overflow, in whic ...
In der Trivy Database seit spätestens 24. Okt. 2026, 07:11 UTCWann der Eintrag vor diesem Build hinzukam, ist nicht erfasst.
Einstufung nach Quelle
NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD. Niedriger laut Ubuntu (mittel).
Beschreibung
Exim 4 before 4.92 allows Integer Overflow to Buffer Overflow, in which an unauthenticated remote attacker can execute arbitrary code by leveraging the mishandling of continuation lines during header-length restriction.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| alpine 3.13 | exim | 4.94.2-r0 |
| alpine 3.14 | exim | 4.94.2-r0 |
| alpine 3.15 | exim | 4.94.2-r0 |
| alpine 3.16 | exim | 4.94.2-r0 |
| alpine 3.17 | exim | 4.94.2-r0 |
| alpine 3.18 | exim | 4.94.2-r0 |
| alpine 3.19 | exim | 4.94.2-r0 |
| alpine 3.20 | exim | 4.94.2-r0 |
| alpine 3.21 | exim | 4.94.2-r0 |
| alpine 3.22 | exim | 4.94.2-r0 |
| alpine 3.23 | exim | 4.94.2-r0 |
| alpine 3.24 | exim | 4.94.2-r0 |
Alle 23 Einträge aus 23 Quellen zeigen
| Quelle | Paket | Behoben in |
|---|---|---|
| alpine 3.13 | exim | 4.94.2-r0 |
| alpine 3.14 | exim | 4.94.2-r0 |
| alpine 3.15 | exim | 4.94.2-r0 |
| alpine 3.16 | exim | 4.94.2-r0 |
| alpine 3.17 | exim | 4.94.2-r0 |
| alpine 3.18 | exim | 4.94.2-r0 |
| alpine 3.19 | exim | 4.94.2-r0 |
| alpine 3.20 | exim | 4.94.2-r0 |
| alpine 3.21 | exim | 4.94.2-r0 |
| alpine 3.22 | exim | 4.94.2-r0 |
| alpine 3.23 | exim | 4.94.2-r0 |
| alpine 3.24 | exim | 4.94.2-r0 |
| alpine edge | exim | 4.94.2-r0 |
| debian 11 | exim4 | 4.92~RC5-1 |
| debian 12 | exim4 | 4.92~RC5-1 |
| debian 13 | exim4 | 4.92~RC5-1 |
| debian 14 | exim4 | 4.92~RC5-1 |
| debian 9 | exim4 | 4.89-2+deb9u8 |
| echo | exim4 | 4.92~RC5-1 |
| ubuntu 14.04-ESM | exim4 | 4.82-3ubuntu2.4+esm3 |
| ubuntu 16.04-ESM | exim4 | 4.86.2-2ubuntu2.6+esm1 |
| ubuntu 18.04 | exim4 | 4.90.1-1ubuntu1.8 |
| ubuntu 18.04-ESM | exim4 | 4.90.1-1ubuntu1.8 |
Referenzen
- http://www.openwall.com/lists/oss-security/2021/07/25/1
- http://www.openwall.com/lists/oss-security/2021/08/03/1
- https://ubuntu.com/security/notices/USN-4934-1
- https://ubuntu.com/security/notices/USN-4934-2
- https://www.cve.org/CVERecord?id=CVE-2020-28020
- https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28020-HSIZE.txt