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Vulnerability details: VCID-k6hs-tp56-aaan
Vulnerability ID VCID-k6hs-tp56-aaan
Aliases CVE-2013-7440
Summary The ssl.match_hostname function in CPython (aka Python) before 2.7.9 and 3.x before 3.3.3 does not properly handle wildcards in hostnames, which might allow man-in-the-middle attackers to spoof servers via a crafted certificate.
Status Published
Exploitability 0.5
Weighted Severity 5.3
Risk 2.6
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-19 Data Processing Errors
System Score Found at
epss 0.00160 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
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epss 0.00160 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
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epss 0.00160 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.00160 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.00160 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
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epss 0.00322 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.00322 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
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epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
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epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
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epss 0.00557 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
epss 0.01063 https://api.first.org/data/v1/epss?cve=CVE-2013-7440
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2013-7440
cvssv3 5.9 https://nvd.nist.gov/vuln/detail/CVE-2013-7440
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2016:1166
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2013-7440.json
https://api.first.org/data/v1/epss?cve=CVE-2013-7440
https://bugs.python.org/issue17997
https://bugzilla.redhat.com/show_bug.cgi?id=1224999
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-7440
http://seclists.org/oss-sec/2015/q2/483
http://seclists.org/oss-sec/2015/q2/523
https://hg.python.org/cpython/rev/10d0edadbcdd
http://www.securityfocus.com/bid/74707
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CVE-2013-7440 https://nvd.nist.gov/vuln/detail/CVE-2013-7440
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2013-7440
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:H/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2013-7440
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 0.53350
EPSS Score 0.00160
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.