CVEvulnerability
CVE-2018-1061
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-06-19
- Last modified
- 2026-10-15
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 6.5 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-20
Description
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.
Affected configurations
• python python (< 2.7.15)
• python python (>= 3.0 < 3.4.9)
• python python (>= 3.5.0 <= 3.5.5)
• python python (>= 3.6 <= 3.6.4)
• python python 3.7.0
• debian debian linux 8.0
• debian debian linux 9.0
• redhat ansible tower 3.3
• redhat enterprise linux desktop 7.0
• redhat enterprise linux server 7.0
• redhat enterprise linux workstation 7.0
• canonical ubuntu linux 12.04
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• canonical ubuntu linux 18.04
• fedoraproject fedora 28
• fedoraproject fedora 29
• fedoraproject fedora 30
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html lists.opensuse.org
- http://www.securitytracker.com/id/1042001 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHBA-2019:0327 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3041 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3505 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:1260 access.redhat.com
- https://access.redhat.com/errata/RHSA-2019:3725 access.redhat.com
- https://bugs.python.org/issue32981 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061 Issue Tracking
- https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1 Vendor Advisory
- https://docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1 Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00031.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/46PVWY5LFP4BRPG3BVQ5QEEFYBVEXHCK/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AEZ5IQT7OF7Q2NCGIVABOWYGKO7YU3NJ/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JSKPGPZQNTAULHW4UH63KGOOUIDE4RRB/ lists.fedoraproject.org
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us support.hpe.com
- https://usn.ubuntu.com/3817-1/ Third Party Advisory
- https://usn.ubuntu.com/3817-2/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4306 Third Party Advisory
- https://www.debian.org/security/2018/dsa-4307 Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html lists.opensuse.org
- http://www.securitytracker.com/id/1042001 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHBA-2019:0327 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3041 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3505 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:1260 access.redhat.com
- https://access.redhat.com/errata/RHSA-2019:3725 access.redhat.com
- https://bugs.python.org/issue32981 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061 Issue Tracking
- https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1 Vendor Advisory
- https://docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1 Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00031.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/46PVWY5LFP4BRPG3BVQ5QEEFYBVEXHCK/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AEZ5IQT7OF7Q2NCGIVABOWYGKO7YU3NJ/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JSKPGPZQNTAULHW4UH63KGOOUIDE4RRB/ lists.fedoraproject.org
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us support.hpe.com
- https://usn.ubuntu.com/3817-1/ Third Party Advisory
- https://usn.ubuntu.com/3817-2/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4306 Third Party Advisory
- https://www.debian.org/security/2018/dsa-4307 Third Party Advisory