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CVE-2020-12861

Status Candidate

Overview

A heap buffer overflow in SANE Backends before 1.0.30 allows a malicious device connected to the same local network as the victim to execute arbitrary code, aka GHSL-2020-080.

Related Files

SANE Backends Memory Corruption / Code Execution
Posted Jun 12, 2023
Authored by Kevin Backhouse, GitHub Security Lab

Proof of concept exploits for libsane. The first enumerates a series of memory corruption issues and the second pops a calculator.

tags | exploit, proof of concept
advisories | CVE-2020-12861
SHA-256 | 5ceb1ae3ba7a731ca6ae7c87b33be4c77455ddf79d5edc4c07eb4b5cf09b23b2
Ubuntu Security Notice USN-4470-1
Posted Aug 25, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4470-1 - Kritphong Mongkhonvanit discovered that sane-backends incorrectly handled certain packets. A remote attacker could possibly use this issue to obtain sensitive memory information. This issue only affected Ubuntu 16.04 LTS. It was discovered that sane-backends incorrectly handled certain memory operations. A remote attacker could possibly use this issue to execute arbitrary code. This issue only applied to Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Various other issues were also addressed.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-6318, CVE-2020-12861, CVE-2020-12864, CVE-2020-12865, CVE-2020-12866, CVE-2020-12867
SHA-256 | 7b8585ea1d768ed93a95c6c2d2e3260d81ead3292b3a8a1bb5955425a0ecb90f
Red Hat Security Advisory 2020-3045-01
Posted Jul 21, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-3045-01 - Scanner Access Now Easy is a universal scanner interface. The SANE application programming interface provides standardized access to any raster image scanner hardware. Issues addressed include a buffer overflow vulnerability.

tags | advisory, overflow
systems | linux, redhat
advisories | CVE-2020-12861, CVE-2020-12865
SHA-256 | a05dc052ada34d0181378c0599cb65b84bdb8b882e45b9250fd2d9c6218750d3
Red Hat Security Advisory 2020-2967-01
Posted Jul 16, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2967-01 - Scanner Access Now Easy is a universal scanner interface. The SANE application programming interface provides standardized access to any raster image scanner hardware. Issues addressed include a buffer overflow vulnerability.

tags | advisory, overflow
systems | linux, redhat
advisories | CVE-2020-12861, CVE-2020-12865
SHA-256 | 7cf96b2044b06ebea7f5206f79c567c9213eb844e1cbd8e6b76cbe7060affc9f
Red Hat Security Advisory 2020-2902-01
Posted Jul 14, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2902-01 - Scanner Access Now Easy is a universal scanner interface. The SANE application programming interface provides standardized access to any raster image scanner hardware. Issues addressed include a buffer overflow vulnerability.

tags | advisory, overflow
systems | linux, redhat
advisories | CVE-2020-12861, CVE-2020-12865
SHA-256 | fddb3b42a10f7304b4af56b4634432e24241823c6315846fd38143a6555f7dd0
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