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Test ID:1.3.6.1.4.1.25623.1.0.892332
Category:Debian Local Security Checks
Title:Debian LTS: Security Advisory for sane-backends (DLA-2332-1)
Summary:The remote host is missing an update for the 'sane-backends'; package(s) announced via the DLA-2332-1 advisory.
Description:Summary:
The remote host is missing an update for the 'sane-backends'
package(s) announced via the DLA-2332-1 advisory.

Vulnerability Insight:
Kevin Backhouse discovered multiple vulnerabilies in the epson2 and
epsonds backends of SANE, a library for scanners. A malicious remote
device could exploit these to trigger information disclosure, denial
of service and possibly remote code execution.

CVE-2020-12862

An out-of-bounds read in SANE Backends before 1.0.30 may allow a
malicious device connected to the same local network as the victim
to read important information, such as the ASLR offsets of the
program, aka GHSL-2020-082.

CVE-2020-12863

An out-of-bounds read in SANE Backends before 1.0.30 may allow a
malicious device connected to the same local network as the victim
to read important information, such as the ASLR offsets of the
program, aka GHSL-2020-083.

CVE-2020-12865

A heap buffer overflow in SANE Backends before 1.0.30 may allow a
malicious device connected to the same local network as the victim
to execute arbitrary code, aka GHSL-2020-084.

CVE-2020-12867

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.

Affected Software/OS:
'sane-backends' package(s) on Debian Linux.

Solution:
For Debian 9 stretch, these problems have been fixed in version
1.0.25-4.1+deb9u1.

We recommend that you upgrade your sane-backends packages.

CVSS Score:
5.2

CVSS Vector:
AV:A/AC:L/Au:S/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-12862
Common Vulnerability Exposure (CVE) ID: CVE-2020-12863
Common Vulnerability Exposure (CVE) ID: CVE-2020-12865
Common Vulnerability Exposure (CVE) ID: CVE-2020-12867
CopyrightCopyright (C) 2020 Greenbone Networks GmbH

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