CVE-2017-7555

critical

Description

Augeas versions up to and including 1.8.0 are vulnerable to heap-based buffer overflow due to improper handling of escaped strings. Attacker could send crafted strings that would cause the application using augeas to copy past the end of a buffer, leading to a crash or possible code execution.

References

http://www.debian.org/security/2017/dsa-3949

http://www.securityfocus.com/bid/100378

https://access.redhat.com/errata/RHSA-2017:2788

https://access.redhat.com/errata/RHSA-2019:2403

https://github.com/hercules-team/augeas/pull/480

https://puppet.com/security/cve/cve-2017-7555

Details

Source: MITRE

Published: 2017-08-17

Updated: 2017-12-09

Type: CWE-119

Risk Information

CVSS v2

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL