CVE-2018-1061
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
79.2%
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
| Vendor | Product | Version | CPE |
|---|---|---|---|
| python | python | * | cpe:2.3:a:python:python:*:*:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:alpha1:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:alpha2:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:alpha3:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:alpha4:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:beta1:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:beta2:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:beta3:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:beta4:*:*:*:*:*:* |
| python | python | 3.7.0 | cpe:2.3:a:python:python:3.7.0:beta5:*:*:*:*:*:* |
References
lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
www.securitytracker.com/id/1042001
access.redhat.com/errata/RHBA-2019:0327
access.redhat.com/errata/RHSA-2018:3041
access.redhat.com/errata/RHSA-2018:3505
access.redhat.com/errata/RHSA-2019:1260
access.redhat.com/errata/RHSA-2019:3725
bugs.python.org/issue32981
bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061
docs.python.org/3.5/whatsnew/changelog.html#python-3-5-6-release-candidate-1
docs.python.org/3.6/whatsnew/changelog.html#python-3-6-5-release-candidate-1
lists.debian.org/debian-lts-announce/2018/09/msg00030.html
lists.debian.org/debian-lts-announce/2018/09/msg00031.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/46PVWY5LFP4BRPG3BVQ5QEEFYBVEXHCK/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AEZ5IQT7OF7Q2NCGIVABOWYGKO7YU3NJ/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JSKPGPZQNTAULHW4UH63KGOOUIDE4RRB/
support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us
usn.ubuntu.com/3817-1/
usn.ubuntu.com/3817-2/
www.debian.org/security/2018/dsa-4306
www.debian.org/security/2018/dsa-4307
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
79.2%