high7.5
CVE-2019-3863
A flaw was found in libssh2 before 1.8.1 creating a vulnerability on the SSH client side.
Impact
A flaw was found in libssh2 before 1.8.1 creating a vulnerability on the SSH client side. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used by the SSH client as an index to copy memory causing in an out of bounds memory write error.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Libssh2 | Libssh2 | before 1.8.1 |
| Debian | Debian Linux | Version 8.0 |
| Netapp | Ontap Select Deploy Administration Utility | All versions |
| Opensuse | Leap | Versions 15.0, 42.3 |
| Redhat | Enterprise Linux Desktop | Version 7.0 |
| Redhat | Enterprise Linux Server | Version 7.0 |
| Redhat | Enterprise Linux Server Aus | Version 7.6 |
| Redhat | Enterprise Linux Server Eus | Version 7.6 |
| Redhat | Enterprise Linux Server Tus | Version 7.6 |
| Redhat | Enterprise Linux Workstation | Version 7.0 |
Weakness classification
References
- NVD record
- CVE.org record
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html
- https://access.redhat.com/errata/RHSA-2019:0679
- https://access.redhat.com/errata/RHSA-2019:1175
- https://access.redhat.com/errata/RHSA-2019:1652
- https://access.redhat.com/errata/RHSA-2019:1791
- https://access.redhat.com/errata/RHSA-2019:1943
- https://access.redhat.com/errata/RHSA-2019:2399
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3863
- https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
- https://seclists.org/bugtraq/2019/Apr/25
- https://security.netapp.com/advisory/ntap-20190327-0005/
- https://www.debian.org/security/2019/dsa-4431
- https://www.libssh2.org/CVE-2019-3863.html
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html