CVE-2018-1061 Affecting python27 package, versions <0:2.7.14-1.123.amzn1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Sept 2021
- disclosed19 Jun 2018
Introduced: 19 Jun 2018
CVE-2018-1061 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2018.03 python27 to version 0:2.7.14-1.123.amzn1 or higher.
This issue was patched in ALAS-2018-1003.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python27 package and not the python27 package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
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.
References
- 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://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1061
- https://www.debian.org/security/2018/dsa-4306
- https://www.debian.org/security/2018/dsa-4307
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/46PVWY5LFP4BRPG3BVQ5QEEFYBVEXHCK/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AEZ5IQT7OF7Q2NCGIVABOWYGKO7YU3NJ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JSKPGPZQNTAULHW4UH63KGOOUIDE4RRB/
- https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html
- https://lists.debian.org/debian-lts-announce/2018/09/msg00031.html
- 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
- http://www.securitytracker.com/id/1042001
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
- https://usn.ubuntu.com/3817-1/
- https://usn.ubuntu.com/3817-2/
- 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/