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Vulnerability details: VCID-efsz-7a16-aaaf
Vulnerability ID VCID-efsz-7a16-aaaf
Aliases CVE-2019-7309
Summary In the GNU C Library (aka glibc or libc6) through 2.29, the memcmp function for the x32 architecture can incorrectly return zero (indicating that the inputs are equal) because the RDX most significant bit is mishandled.
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-393 Return of Wrong Status Code
System Score Found at
generic_textual Negligible http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-7309.html
cvssv3 3.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-7309.json
epss 0.00085 https://api.first.org/data/v1/epss?cve=CVE-2019-7309
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rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1672232
generic_textual Negligible https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7309
cvssv2 2.1 https://nvd.nist.gov/vuln/detail/CVE-2019-7309
cvssv3 5.5 https://nvd.nist.gov/vuln/detail/CVE-2019-7309
generic_textual Negligible https://sourceware.org/ml/libc-alpha/2019-02/msg00041.html
generic_textual Negligible https://sourceware.org/ml/libc-alpha/2019-02/msg00063.html
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-7309.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-7309.json
https://api.first.org/data/v1/epss?cve=CVE-2019-7309
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7309
https://security.gentoo.org/glsa/202006-04
https://sourceware.org/bugzilla/show_bug.cgi?id=24155
https://sourceware.org/ml/libc-alpha/2019-02/msg00041.html
https://sourceware.org/ml/libc-alpha/2019-02/msg00063.html
http://www.securityfocus.com/bid/106835
1672232 https://bugzilla.redhat.com/show_bug.cgi?id=1672232
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:x86:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:x86:*
CVE-2019-7309 https://nvd.nist.gov/vuln/detail/CVE-2019-7309
No exploits are available.
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-7309.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:L/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-7309
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:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-7309
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 0.37169
EPSS Score 0.00085
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.