CVE-2019-3863
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- CVE-2019-3863
CVE Details
| Release Date: | 2019-03-25 |
Description
A flaw was found in libssh2 before 1.8.1. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used as an index to copy memory causing in an out of bounds memory write error.
See more information about CVE-2019-3863 from MITRE CVE dictionary and NIST NVD
CVSS v3.0 metrics
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
| Base Score: | 8.8 | Base Metrics: | AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Access Vector: | Network | Attack Complexity: | Low |
| Privileges Required: | None | User Interaction: | Required |
| Scope: | Unchanged | Confidentiality Impact: | High |
| Integrity Impact: | High | Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 6 (libssh2) | ELSA-2019-1652 | 2019-07-02 |
| Oracle Linux version 7 (libssh2) | ELSA-2019-0679 | 2019-03-28 |
| Oracle Linux version 8 (hivex) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (libguestfs) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (libguestfs-winsupport) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (libiscsi) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (libssh2) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (libvirt) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (libvirt-dbus) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (libvirt-python) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (nbdkit) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (netcf) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (perl-Sys-Virt) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (qemu-kvm) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (seabios) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (sgabios) | ELSA-2019-1175 | 2019-07-30 |
| Oracle Linux version 8 (supermin) | ELSA-2019-1175 | 2019-07-30 |
| Oracle VM version 3.3 (libssh2) | OVMSA-2019-0032 | 2019-07-03 |
| Oracle VM version 3.4 (libssh2) | OVMSA-2019-0032 | 2019-07-03 |
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