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Vulnerability details: VCID-t9r7-bftk-aaab
Vulnerability ID VCID-t9r7-bftk-aaab
Aliases CVE-2018-1061
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-1061.html
cvssv3.1 5.4 https://access.redhat.com/errata/RHBA-2019:0327
generic_textual MODERATE https://access.redhat.com/errata/RHBA-2019:0327
rhas Moderate https://access.redhat.com/errata/RHSA-2018:3041
cvssv3.1 7.8 https://access.redhat.com/errata/RHSA-2018:3505
generic_textual HIGH https://access.redhat.com/errata/RHSA-2018:3505
rhas Important https://access.redhat.com/errata/RHSA-2019:1260
rhas Moderate https://access.redhat.com/errata/RHSA-2020:1268
rhas Moderate https://access.redhat.com/errata/RHSA-2020:1346
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1061.json
epss 0.00612 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00612 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00612 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00612 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
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epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.00634 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
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epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01469 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01643 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01643 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01643 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01643 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.01643 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03358 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03582 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03582 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03582 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03582 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03582 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03582 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03582 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03582 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
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epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
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epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
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epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03639 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03707 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03707 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03707 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
epss 0.03707 https://api.first.org/data/v1/epss?cve=CVE-2018-1061
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1549192
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-1000158
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000802
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1060
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1061
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14647
cvssv3 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2018-1061
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-1061
generic_textual Medium https://ubuntu.com/security/notices/USN-3817-1
generic_textual Medium https://ubuntu.com/security/notices/USN-3817-2
generic_textual Medium https://usn.ubuntu.com/usn/usn-3817-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-3817-2
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-1061.html
https://access.redhat.com/errata/RHBA-2019:0327
https://access.redhat.com/errata/RHSA-2018:3505
https://access.redhat.com/errata/RHSA-2019:3725
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1061.json
https://api.first.org/data/v1/epss?cve=CVE-2018-1061
https://bugs.python.org/issue32981
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1061
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-1000158
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000802
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1060
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1061
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14647
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://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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://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://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03951en_us
https://ubuntu.com/security/notices/USN-3817-1
https://ubuntu.com/security/notices/USN-3817-2
https://usn.ubuntu.com/3817-1/
https://usn.ubuntu.com/3817-2/
https://usn.ubuntu.com/usn/usn-3817-1
https://usn.ubuntu.com/usn/usn-3817-2
https://www.debian.org/security/2018/dsa-4306
https://www.debian.org/security/2018/dsa-4307
http://www.securitytracker.com/id/1042001
1549192 https://bugzilla.redhat.com/show_bug.cgi?id=1549192
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:*:*:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:alpha1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:alpha2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:alpha3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:alpha3:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:alpha4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:alpha4:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:beta1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:beta1:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:beta2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:beta2:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:beta3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:beta3:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:beta4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:beta4:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:beta5:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:beta5:*:*:*:*:*:*
cpe:2.3:a:python:python:3.7.0:rc1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:python:3.7.0:rc1:*:*:*:*:*:*
cpe:2.3:a:redhat:ansible_tower:3.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:ansible_tower:3.3:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2018-1061 https://nvd.nist.gov/vuln/detail/CVE-2018-1061
RHSA-2018:3041 https://access.redhat.com/errata/RHSA-2018:3041
RHSA-2019:1260 https://access.redhat.com/errata/RHSA-2019:1260
RHSA-2020:1268 https://access.redhat.com/errata/RHSA-2020:1268
RHSA-2020:1346 https://access.redhat.com/errata/RHSA-2020:1346
USN-6891-1 https://usn.ubuntu.com/6891-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/errata/RHBA-2019:0327
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/errata/RHSA-2018:3505
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1061.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-1061
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-1061
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.78508
EPSS Score 0.00612
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
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