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CVE-2017-7555 Detail

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.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.8 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.debian.org/security/2017/dsa-3949
http://www.securityfocus.com/bid/100378 Third Party Advisory  VDB Entry 
https://access.redhat.com/errata/RHSA-2017:2788
https://access.redhat.com/errata/RHSA-2019:2403
https://github.com/hercules-team/augeas/pull/480 Third Party Advisory 
https://puppet.com/security/cve/cve-2017-7555

Weakness Enumeration

CWE-ID CWE Name Source
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer cwe source acceptance level NIST  
CWE-122 Heap-based Buffer Overflow Reference acceptance level Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-7555
NVD Published Date:
08/17/2017
NVD Last Modified:
12/08/2017
Source:
Red Hat, Inc.