Search for vulnerabilities
Vulnerability details: VCID-6jvx-nbvu-aaaq
Vulnerability ID VCID-6jvx-nbvu-aaaq
Aliases CVE-2016-7444
Summary The gnutls_ocsp_resp_check_crt function in lib/x509/ocsp.c in GnuTLS before 3.4.15 and 3.5.x before 3.5.4 does not verify the serial length of an OCSP response, which might allow remote attackers to bypass an intended certificate validation mechanism via vectors involving trailing bytes left by gnutls_malloc.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-264 Permissions, Privileges, and Access Controls
CWE-295 Improper Certificate Validation
System Score Found at
generic_textual Low http://lists.gnutls.org/pipermail/gnutls-devel/2016-September/008146.html
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7444.html
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-7444.json
epss 0.00389 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00389 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00389 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00389 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00615 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.00754 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
epss 0.06999 https://api.first.org/data/v1/epss?cve=CVE-2016-7444
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1374266
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7444
cvssv2 4.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual Low https://gnutls.org/security.html#GNUTLS-SA-2016-3
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2016-7444
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2016-7444
archlinux Medium https://security.archlinux.org/AVG-17
archlinux Medium https://security.archlinux.org/AVG-26
generic_textual Medium https://ubuntu.com/security/notices/USN-3183-1
generic_textual Low https://www.gnutls.org/security.html
generic_textual Low http://www.openwall.com/lists/oss-security/2016/09/18/3
Reference id Reference type URL
http://lists.gnutls.org/pipermail/gnutls-devel/2016-September/008146.html
http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7444.html
https://access.redhat.com/errata/RHSA-2017:2292
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-7444.json
https://api.first.org/data/v1/epss?cve=CVE-2016-7444
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7444
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://gitlab.com/gnutls/gnutls/commit/964632f37dfdfb914ebc5e49db4fa29af35b1de9
https://gnutls.org/security.html#GNUTLS-SA-2016-3
https://lists.gnupg.org/pipermail/gnutls-devel/2016-September/008146.html
https://ubuntu.com/security/notices/USN-3183-1
https://www.gnutls.org/security.html
http://www.openwall.com/lists/oss-security/2016/09/18/3
http://www.securityfocus.com/bid/92893
1374266 https://bugzilla.redhat.com/show_bug.cgi?id=1374266
ASA-201609-25 https://security.archlinux.org/ASA-201609-25
ASA-201609-26 https://security.archlinux.org/ASA-201609-26
AVG-17 https://security.archlinux.org/AVG-17
AVG-26 https://security.archlinux.org/AVG-26
cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:*
cpe:2.3:a:gnu:gnutls:3.5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:gnutls:3.5.0:*:*:*:*:*:*:*
cpe:2.3:a:gnu:gnutls:3.5.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:gnutls:3.5.1:*:*:*:*:*:*:*
cpe:2.3:a:gnu:gnutls:3.5.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:gnutls:3.5.2:*:*:*:*:*:*:*
cpe:2.3:a:gnu:gnutls:3.5.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:gnutls:3.5.3:*:*:*:*:*:*:*
CVE-2016-7444 https://nvd.nist.gov/vuln/detail/CVE-2016-7444
USN-3183-1 https://usn.ubuntu.com/3183-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-7444.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: AV:N/AC:M/Au:N/C:N/I:P/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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: AV:N/AC:L/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-7444
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:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-7444
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 0.72940
EPSS Score 0.00389
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.