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Vulnerability details: VCID-5bhd-982y-aaad
Vulnerability ID VCID-5bhd-982y-aaad
Aliases CVE-2013-6422
Summary The GnuTLS backend in libcurl 7.21.4 through 7.33.0, when disabling digital signature verification (CURLOPT_SSL_VERIFYPEER), also disables the CURLOPT_SSL_VERIFYHOST check for CN or SAN host name fields, which makes it easier for remote attackers to spoof servers and conduct man-in-the-middle (MITM) attacks.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-20 Improper Input Validation
CWE-297 Improper Validation of Certificate with Host Mismatch
System Score Found at
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epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
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epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00332 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00332 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00332 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00332 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00332 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
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epss 0.00332 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
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epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
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epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.00344 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
epss 0.01279 https://api.first.org/data/v1/epss?cve=CVE-2013-6422
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1037918
cvssv3.1 Medium https://curl.se/docs/CVE-2013-6422.html
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2013-6422
generic_textual HIGH http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
Reference id Reference type URL
http://curl.haxx.se/docs/adv_20131217.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2013-6422.json
https://api.first.org/data/v1/epss?cve=CVE-2013-6422
https://curl.se/docs/CVE-2013-6422.html
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-6422
https://h20564.www2.hp.com/hpsc/doc/public/display?docId=emr_na-c04463322
http://www.debian.org/security/2013/dsa-2824
http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
http://www.ubuntu.com/usn/USN-2058-1
1037918 https://bugzilla.redhat.com/show_bug.cgi?id=1037918
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cpe:2.3:a:haxx:libcurl:7.21.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.21.5:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:7.21.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.21.6:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:7.21.7:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.21.7:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:7.22.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.22.0:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:7.23.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.23.0:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:7.23.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.23.1:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:7.24.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.24.0:*:*:*:*:*:*:*
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cpe:2.3:a:haxx:libcurl:7.26.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.26.0:*:*:*:*:*:*:*
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cpe:2.3:a:haxx:libcurl:7.28.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.28.0:*:*:*:*:*:*:*
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cpe:2.3:a:haxx:libcurl:7.31.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.31.0:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:7.32.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.32.0:*:*:*:*:*:*:*
cpe:2.3:a:haxx:libcurl:7.33.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:haxx:libcurl:7.33.0:*:*:*:*:*:*:*
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cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
CVE-2013-6422 https://nvd.nist.gov/vuln/detail/CVE-2013-6422
GLSA-201401-14 https://security.gentoo.org/glsa/201401-14
USN-2058-1 https://usn.ubuntu.com/2058-1/
No exploits are available.
Vector: AV:N/AC:H/Au:N/C:P/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2013-6422
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
Exploit Prediction Scoring System (EPSS)
Percentile 0.65046
EPSS Score 0.00245
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.