medium6.5
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.
Impact
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 products
| Vendor | Product | Affected versions |
|---|---|---|
| Python | Python | before 2.7.15 from 3.0 before 3.4.9 from 3.5.0 through 3.5.5 from 3.6 through 3.6.4 Version 3.7.0 |
| Debian | Debian Linux | Versions 8.0, 9.0 |
| Redhat | Ansible Tower | Version 3.3 |
| Redhat | Enterprise Linux Desktop | Version 7.0 |
| Redhat | Enterprise Linux Server | Version 7.0 |
| Redhat | Enterprise Linux Workstation | Version 7.0 |
| Canonical | Ubuntu Linux | Versions 12.04, 14.04, 16.04, 18.04 |
| Fedoraproject | Fedora | Versions 28, 29, 30 |
Weakness classification
References
- NVD record
- CVE.org record
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
- http://www.securitytracker.com/id/1042001
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2018:3041
- https://access.redhat.com/errata/RHSA-2018:3505
- https://access.redhat.com/errata/RHSA-2019:1260
- https://access.redhat.com/errata/RHSA-2019:3725
- https://bugs.python.org/issue32981
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061
- https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1
- https://docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1
- https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html
- https://lists.debian.org/debian-lts-announce/2018/09/msg00031.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/46PVWY5LFP4BRPG3BVQ5QEEFYBVEXHCK/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AEZ5IQT7OF7Q2NCGIVABOWYGKO7YU3NJ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JSKPGPZQNTAULHW4UH63KGOOUIDE4RRB/
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us
- https://usn.ubuntu.com/3817-1/
- https://usn.ubuntu.com/3817-2/
- https://www.debian.org/security/2018/dsa-4306
- https://www.debian.org/security/2018/dsa-4307