9.1

CVE-2019-3862

An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libssh2 ≫ Libssh2 Version < 1.8.1
Fedoraproject ≫ Fedora Version29
Debian ≫ Debian Linux Version8.0
Opensuse ≫ Leap Version42.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 8.11% 0.941
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 9.1 3.9 5.2
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
nvd@nist.gov 6.4 10 4.9
AV:N/AC:L/Au:N/C:P/I:N/A:P
secalert@redhat.com 7.3 3.9 3.4
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

CWE-130 Improper Handling of Length Parameter Inconsistency

The product parses a formatted message or structure, but it does not handle or incorrectly handles a length field that is inconsistent with the actual length of the associated data.

https://www.oracle.com/security-alerts/cpujan2020.html
https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html
Third Party Advisory
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html
Third Party Advisory
http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html
Patch
Third Party Advisory
VDB Entry
http://www.openwall.com/lists/oss-security/2019/03/18/3
Patch
Third Party Advisory
Mailing List
http://www.securityfocus.com/bid/107485
Third Party Advisory
VDB Entry
https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html
Third Party Advisory
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/
https://seclists.org/bugtraq/2019/Apr/25
https://seclists.org/bugtraq/2019/Mar/25
Patch
Third Party Advisory
Mailing List
https://security.netapp.com/advisory/ntap-20190327-0005/
Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767
Third Party Advisory
https://www.debian.org/security/2019/dsa-4431
https://access.redhat.com/errata/RHSA-2019:1884
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3862
Issue Tracking
https://www.libssh2.org/CVE-2019-3862.html
Vendor Advisory