Vulnerability Monitor

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CVE-2018-1061

python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in the difflib.IS_LINE_JUNK method. An attacker could use this flaw to cause denial of service.

Published

2018-06-19T12:29:00.220

Last Modified

2024-11-21T03:59:05.747

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-20
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application python python < 2.7.15 Yes
Application python python < 3.4.9 Yes
Application python python ≤ 3.5.5 Yes
Application python python ≤ 3.6.4 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Application python python 3.7.0 Yes
Operating System debian debian_linux 8.0 Yes
Operating System debian debian_linux 9.0 Yes
Application redhat ansible_tower 3.3 Yes
Operating System redhat enterprise_linux_desktop 7.0 Yes
Operating System redhat enterprise_linux_server 7.0 Yes
Operating System redhat enterprise_linux_workstation 7.0 Yes
Operating System canonical ubuntu_linux 12.04 Yes
Operating System canonical ubuntu_linux 14.04 Yes
Operating System canonical ubuntu_linux 16.04 Yes
Operating System canonical ubuntu_linux 18.04 Yes
Operating System fedoraproject fedora 28 Yes
Operating System fedoraproject fedora 29 Yes
Operating System fedoraproject fedora 30 Yes
References