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cve[email protected]CVE-2019-7309
HistoryFeb 03, 2019 - 2:29 a.m.

CVE-2019-7309

2019-02-0302:29:00
[email protected]
web.nvd.nist.gov
79
cve-2019-7309
glibc
libc6
x32 architecture
memcmp
security vulnerability
nvd

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

36.5%

JSON

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.

Affected configurations

NVD
Node
gnuglibcRange≤2.29x86
CPENameOperatorVersion
gnu:glibcgnu glibcle2.29

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2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

36.5%

JSON
Related for CVE-2019-7309
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