FreeBSD : ledger -- multiple vulnerabilities (d843a984-7f22-484f-ba81-483ddbe30dc3)

This script is Copyright (C) 2017 Tenable Network Security, Inc.


Synopsis :

The remote FreeBSD host is missing a security-related update.

Description :

Talos reports :

An exploitable buffer overflow vulnerability exists in the tag parsing
functionality of Ledger-CLI 3.1.1. A specially crafted journal file
can cause an integer underflow resulting in code execution. An
attacker can construct a malicious journal file to trigger this
vulnerability.

An exploitable use-after-free vulnerability exists in the account
parsing component of the Ledger-CLI 3.1.1. A specially crafted ledger
file can cause a use-after-free vulnerability resulting in arbitrary
code execution. An attacker can convince a user to load a journal file
to trigger this vulnerability.

See also :

http://www.securityfocus.com/bid/100543
http://www.nessus.org/u?0f44e2cc
http://www.securityfocus.com/bid/100546
http://www.nessus.org/u?c52caa81
http://www.nessus.org/u?3552c05c

Solution :

Update the affected package.

Risk factor :

Medium / CVSS Base Score : 6.8
(CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P)

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 103482 ()

Bugtraq ID:

CVE ID: CVE-2017-2807
CVE-2017-2808

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