CVE-2016-7097

Aliases:UBUNTU-CVE-2016-7097DEBIAN-CVE-2016-7097
Advisory lineage Upstream: 0 Downstream: 20
Modified
Published: 16 Oct 2016, 21:00
Last modified:06 Aug 2024, 01:50

Vulnerability Summary

Overall Risk (default)
low
18/100
CVSS Score
4.4 MEDIUM
v3.0 (nvd)
EPSS Score
0.39% LOW
0% probability +0.34%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

16 Oct 2016, 21:00
Published
Vulnerability first disclosed
06 Aug 2024, 01:50
Last Modified
Vulnerability information updated

Description

The filesystem implementation in the Linux kernel through 4.8.2 preserves the setgid bit during a setxattr call, which allows local users to gain group privileges by leveraging the existence of a setgid program with restrictions on execute permissions.

CVSS Metrics

  • v3.0•MEDIUM•Score: 4.4CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
  • v2.0•LOW•Score: 3.6AV:L/AC:L/Au:N/C:P/I:P/A:N

EPSS Trends

Current EPSS score: 0.39%• Percentile: 33%

Techniques & Countermeasures

  • CWE-285•Improper Authorization

    The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

Affected Systems

  • debian•linux

    < 4.7.8-1 | < 4.7.8-1 | < 4.7.8-1 | < 4.7.8-1

  • ubuntu•linux

    < 3.13.0-132.181 | < 4.4.0-51.72

  • ubuntu•linux-azure

    all

  • ubuntu•linux-azure-6.11

    all

  • ubuntu•linux-azure-fde

    all

  • ubuntu•linux-azure-fde-5.15

    all

  • ubuntu•linux-gcp

    all

  • ubuntu•linux-gcp-6.11

    all

  • ubuntu•linux-gke

    all

  • ubuntu•linux-gkeop

    all

  • ubuntu•linux-hwe

    all

  • ubuntu•linux-hwe-6.11

    all

  • ubuntu•linux-hwe-edge

    all

  • ubuntu•linux-intel-iot-realtime

    all

  • ubuntu•linux-lowlatency-hwe-6.11

    all

  • ubuntu•linux-lts-xenial

    < 4.4.0-51.72~14.04.1

  • ubuntu•linux-oem

    all

  • ubuntu•linux-raspi-realtime

    all

  • ubuntu•linux-raspi2

    < 4.4.0-1038.45 | all

  • ubuntu•linux-realtime

    all | all

  • ubuntu•linux-riscv

    all | all | all

  • ubuntu•linux-snapdragon

    < 4.4.0-1042.46

  • linux•linux_kernel

    ≤ 4.8.2

References (30)