CVEvulnerability
CVE-2020-16135
5.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-07-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.9 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-476
Description
libssh 0.9.4 has a NULL pointer dereference in tftpserver.c if ssh_buffer_new returns NULL.
Affected configurations
• libssh libssh 0.9.4
• debian debian linux 9.0
• fedoraproject fedora 32
• fedoraproject fedora 33
• canonical ubuntu linux 16.04
• canonical ubuntu linux 18.04
• canonical ubuntu linux 20.04
• oracle communications cloud native core policy 1.15.0
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://bugs.libssh.org/T232 Issue Tracking, Vendor Advisory
- https://bugs.libssh.org/rLIBSSHe631ebb3e2247dd25e9678e6827c20dc73b73238 Exploit, Issue Tracking, Vendor Advisory
- https://gitlab.com/libssh/libssh-mirror/-/merge_requests/120 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00034.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FCIKQRKXAAB4HMWM62EPZJ4DVBHIIEG6/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JNW5GBC6JFN76VEWQXMLT5F7VCZ5AJ2E/ lists.fedoraproject.org
- https://security.gentoo.org/glsa/202011-05 Third Party Advisory
- https://usn.ubuntu.com/4447-1/ Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory
- https://bugs.libssh.org/T232 Issue Tracking, Vendor Advisory
- https://bugs.libssh.org/rLIBSSHe631ebb3e2247dd25e9678e6827c20dc73b73238 Exploit, Issue Tracking, Vendor Advisory
- https://gitlab.com/libssh/libssh-mirror/-/merge_requests/120 Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00034.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FCIKQRKXAAB4HMWM62EPZJ4DVBHIIEG6/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JNW5GBC6JFN76VEWQXMLT5F7VCZ5AJ2E/ lists.fedoraproject.org
- https://security.gentoo.org/glsa/202011-05 Third Party Advisory
- https://usn.ubuntu.com/4447-1/ Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory