Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2019-18276

An issue was discovered in disable_priv_mode in shell.c in GNU Bash through 5.0 patch 11. By default, if Bash is run with its effective UID not equal to its real UID, it will drop privileges by setting its effective UID to its real UID. However, it does so incorrectly. On Linux and other systems that support "saved UID" functionality, the saved UID is not dropped. An attacker with command execution in the shell can use "enable -f" for runtime loading of a new builtin, which can be a shared object that calls setuid() and therefore regains privileges. However, binaries running with an effective UID of 0 are unaffected.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.4
EPSS Ranking 97.1%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 7.2
References
Products affected by CVE-2019-18276
  • Gnu » Bash » Version: N/A
    cpe:2.3:a:gnu:bash:-
  • Gnu » Bash » Version: 1.14.0
    cpe:2.3:a:gnu:bash:1.14.0
  • Gnu » Bash » Version: 1.14.1
    cpe:2.3:a:gnu:bash:1.14.1
  • Gnu » Bash » Version: 1.14.2
    cpe:2.3:a:gnu:bash:1.14.2
  • Gnu » Bash » Version: 1.14.3
    cpe:2.3:a:gnu:bash:1.14.3
  • Gnu » Bash » Version: 1.14.4
    cpe:2.3:a:gnu:bash:1.14.4
  • Gnu » Bash » Version: 1.14.5
    cpe:2.3:a:gnu:bash:1.14.5
  • Gnu » Bash » Version: 1.14.6
    cpe:2.3:a:gnu:bash:1.14.6
  • Gnu » Bash » Version: 1.14.7
    cpe:2.3:a:gnu:bash:1.14.7
  • Gnu » Bash » Version: 2.0
    cpe:2.3:a:gnu:bash:2.0
  • Gnu » Bash » Version: 2.01
    cpe:2.3:a:gnu:bash:2.01
  • Gnu » Bash » Version: 2.01.1
    cpe:2.3:a:gnu:bash:2.01.1
  • Gnu » Bash » Version: 2.02
    cpe:2.3:a:gnu:bash:2.02
  • Gnu » Bash » Version: 2.02.1
    cpe:2.3:a:gnu:bash:2.02.1
  • Gnu » Bash » Version: 2.03
    cpe:2.3:a:gnu:bash:2.03
  • Gnu » Bash » Version: 2.04
    cpe:2.3:a:gnu:bash:2.04
  • Gnu » Bash » Version: 2.05
    cpe:2.3:a:gnu:bash:2.05
  • Gnu » Bash » Version: 3.0
    cpe:2.3:a:gnu:bash:3.0
  • Gnu » Bash » Version: 3.0.16
    cpe:2.3:a:gnu:bash:3.0.16
  • Gnu » Bash » Version: 3.1
    cpe:2.3:a:gnu:bash:3.1
  • Gnu » Bash » Version: 3.2
    cpe:2.3:a:gnu:bash:3.2
  • Gnu » Bash » Version: 3.2.48
    cpe:2.3:a:gnu:bash:3.2.48
  • Gnu » Bash » Version: 3.2.57
    cpe:2.3:a:gnu:bash:3.2.57
  • Gnu » Bash » Version: 4.0
    cpe:2.3:a:gnu:bash:4.0
  • Gnu » Bash » Version: 4.1
    cpe:2.3:a:gnu:bash:4.1
  • Gnu » Bash » Version: 4.2
    cpe:2.3:a:gnu:bash:4.2
  • Gnu » Bash » Version: 4.2.53
    cpe:2.3:a:gnu:bash:4.2.53
  • Gnu » Bash » Version: 4.3
    cpe:2.3:a:gnu:bash:4.3
  • Gnu » Bash » Version: 4.3.30
    cpe:2.3:a:gnu:bash:4.3.30
  • Gnu » Bash » Version: 4.4
    cpe:2.3:a:gnu:bash:4.4
  • Gnu » Bash » Version: 4.4.12
    cpe:2.3:a:gnu:bash:4.4.12
  • Gnu » Bash » Version: 4.4.18
    cpe:2.3:a:gnu:bash:4.4.18
  • Gnu » Bash » Version: 5.0
    cpe:2.3:a:gnu:bash:5.0
  • Netapp » Hci Management Node » Version: N/A
    cpe:2.3:a:netapp:hci_management_node:-
  • Netapp » Oncommand Unified Manager » Version: 9.5
    cpe:2.3:a:netapp:oncommand_unified_manager:9.5
  • Netapp » Solidfire » Version: N/A
    cpe:2.3:a:netapp:solidfire:-
  • cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0


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