CVE-2020-12863
First published: Wed Jun 24 2020(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ubuntu/sane-backends | <1.0.27-1~ | 1.0.27-1~ |
| ubuntu/sane-backends | <1.0.29-0ubuntu5.1 | 1.0.29-0ubuntu5.1 |
| ubuntu/sane-backends | <1.0.30 | 1.0.30 |
| ubuntu/sane-backends | <1.0.25+ | 1.0.25+ |
| debian/sane-backends | 1.0.31-4.1 1.2.1-2 1.3.0-1 | |
| Sane-backends | <1.0.30 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =20.04 | |
| Debian Linux | =9.0 | |
| SUSE Linux | =15.1 | |
| SUSE Linux | =15.2 |
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Reference Links
- 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://lists.debian.org/debian-lts-announce/2020/08/msg00029.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00010.html
- https://securitylab.github.com/advisories/GHSL-2020-075-libsane
- https://usn.ubuntu.com/4470-1/
- https://launchpad.net/bugs/cve/CVE-2020-12863
- https://gitlab.com/sane-project/backends/-/issues/279
- https://gitlab.com/sane-project/backends/-/issues/279#issue-7-ghsl-2020-083-out-of-bounds-read-in-esci2_check_header
- https://gitlab.com/sane-project/backends/-/commit/db9480b09ea807e52029f2334769a55d4b95e45b
- https://security-tracker.debian.org/tracker/CVE-2020-12863
- https://gitlab.com/sane-project/backends/-/releases/1.0.30
- https://ubuntu.com/security/notices/USN-4470-1
- https://www.cve.org/CVERecord?id=CVE-2020-12863
- https://nvd.nist.gov/vuln/detail/CVE-2020-12863
- https://ubuntu.com/security/CVE-2020-12863
Frequently Asked Questions
What is the severity of CVE-2020-12863?
CVE-2020-12863 is classified as a high severity vulnerability due to its potential for exploitation through out-of-bounds reads.
How do I fix CVE-2020-12863?
To fix CVE-2020-12863, upgrade to SANE Backends version 1.0.30 or later, depending on your specific distribution.
What types of systems are affected by CVE-2020-12863?
CVE-2020-12863 affects SANE Backends versions prior to 1.0.30 across various Linux distributions including Ubuntu and Debian.
Can CVE-2020-12863 be exploited remotely?
Yes, CVE-2020-12863 can be exploited by a malicious device on the same local network as the vulnerable system.
What information can be leaked due to CVE-2020-12863?
CVE-2020-12863 may allow an attacker to read sensitive data such as ASLR offsets of the program.
- agent/type
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- source/Launchpad
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- agent/severity
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- package-manager/ubuntu
- package-manager/debian
- vendor/sane-project
- canonical/sane-backends
- vendor/canonical
- canonical/ubuntu
- version/ubuntu/16.04
- version/ubuntu/18.04
- version/ubuntu/20.04
- vendor/debian
- canonical/debian linux
- version/debian linux/9.0
- vendor/opensuse
- canonical/suse linux
- version/suse linux/15.1
- version/suse linux/15.2