CVE-2020-12867 Information

Description

A NULL pointer dereference in sanei_epson_net_read in SANE Backends before 1.0.30 allows a malicious device connected to the same local network as the victim to cause a denial of service aka GHSL-2020-075.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00079.html http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00003.html https://alioth-lists.debian.net/pipermail/sane-announce/2020/000041.html https://gitlab.com/sane-project/backends/-/issues/279issue-1-ghsl-2020-075-null-pointer-dereference-in-sanei_epson_net_read https://lists.debian.org/debian-lts-announce/2020/08/msg00029.html https://lists.debian.org/debian-lts-announce/2020/10/msg00010.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JWUVCHURVGGYBEUOBA4PLSNXJVBKHJYJ/ https://securitylab.github.com/advisories/GHSL-2020-075-libsane https://usn.ubuntu.com/4470-1/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5