CVE-2017-7523

7.5 HIGH
Published: July 21, 2017 Modified: May 13, 2026
View on NVD

Description

Cygwin versions 1.7.2 up to and including 1.8.0 are vulnerable to buffer overflow vulnerability in wcsxfrm/wcsxfrm_l functions resulting into denial-of-service by crashing the process or potential hijack of the process running with administrative privileges triggered by specially crafted input string.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://cygwin.com/ml/cygwin/2017-05/msg00149.html
Source: secalert@redhat.com
Exploit Mailing List Vendor Advisory
https://cygwin.com/ml/cygwin/2017-05/msg00149.html
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Mailing List Vendor Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
2.7%
84th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

cygwin