CVE-2017-15671

Advisory lineage Upstream: 0 Downstream: 8
Modified
Published: 20 Oct 2017, 17:00
Last modified:05 Aug 2024, 19:57

Vulnerability Summary

Overall Risk (default)
low
24/100
CVSS Score
5.9 MEDIUM
v3.0 (nvd)
EPSS Score
0.23% LOW
0% probability -0.17%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

20 Oct 2017, 17:00
Published
Vulnerability first disclosed
05 Aug 2024, 19:57
Last Modified
Vulnerability information updated

Description

The glob function in glob.c in the GNU C Library (aka glibc or libc6) before 2.27, when invoked with GLOB_TILDE, could skip freeing allocated memory when processing the ~ operator with a long user name, potentially leading to a denial of service (memory leak).

CVSS Metrics

  • v3.0•MEDIUM•Score: 5.9CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 4.3AV:N/AC:M/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 0.23%• Percentile: 46%

Techniques & Countermeasures

  • CWE-772•Missing Release of Resource after Effective Lifetime

    The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.

Affected Systems

  • gnu•glibc

    ≤ 2.26

References (2)