openEuler update for sane-backends

1) Out-of-bounds read

EUVDB-ID: #VU28097

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-12863

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within epsonds component in SANE Backends. A remote attacker can  trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 20.03 LTS SP2

sane-backends-help: before 1.0.28-11

sane-backends-libs: before 1.0.28-11

sane-backends-debugsource: before 1.0.28-11

sane-backends-drivers-cameras: before 1.0.28-11

sane-backends-debuginfo: before 1.0.28-11

sane-backends-drivers-scanners: before 1.0.28-11

sane-backends-daemon: before 1.0.28-11

sane-backends-devel: before 1.0.28-11

sane-backends: before 1.0.28-11

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1392

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.