CVE-2019-3855 - Vulncode-DB

CVE-2019-3855 (NVD)

2019-03-21

An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way packets are read from the server. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects to the server.

Products	Xcode, Debian_linux, Fedora, Libssh2, Ontap_select_deploy_administration_utility, Leap, Peoplesoft_enterprise_peopletools, Enterprise_linux, Enterprise_linux_desktop, Enterprise_linux_server, Enterprise_linux_server_aus, Enterprise_linux_server_eus, Enterprise_linux_server_tus, Enterprise_linux_workstation
Type	Out-of-bounds Write (CWE-787) Integer Overflow or Wraparound (CWE-190)
First patch	- None (likely due to unavailable code)
Links	• http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M7IF3LNHOA75O4WZWIHJLIRMA5LJUED3/ • http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html • https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3855 • https://access.redhat.com/errata/RHSA-2019:0679 More/Less (22) • https://seclists.org/bugtraq/2019/Apr/25 • http://www.openwall.com/lists/oss-security/2019/03/18/3 • https://access.redhat.com/errata/RHSA-2019:1791 • https://access.redhat.com/errata/RHSA-2019:2399 • https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html • https://access.redhat.com/errata/RHSA-2019:1175 • https://seclists.org/bugtraq/2019/Sep/49 • https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html • http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html • https://security.netapp.com/advisory/ntap-20190327-0005/ • https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767 • https://access.redhat.com/errata/RHSA-2019:1943 • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6LUNHPW64IGCASZ4JQ2J5KDXNZN53DWW/ • https://access.redhat.com/errata/RHSA-2019:1652 • http://seclists.org/fulldisclosure/2019/Sep/42 • https://support.apple.com/kb/HT210609 • https://www.debian.org/security/2019/dsa-4431 • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/ • http://www.securityfocus.com/bid/107485 • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/ • https://seclists.org/bugtraq/2019/Mar/25 • https://www.libssh2.org/CVE-2019-3855.html