CVE-2017-7476

Gnulib before 2017-04-26 has a heap-based buffer overflow with the TZ environment variable. The error is in the save_abbr function in time_rz.c.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://security-tracker.debian.org/tracker/CVE-2017-7476	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1445185	Issue Tracking Patch Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1444774	Exploit Issue Tracking Mitigation Third Party Advisory VDB Entry
http://git.savannah.gnu.org/gitweb/?p=gnulib.git;a=commit;h=94e01571507835ff59dd8ce2a0b56a4b566965a4	Patch Third Party Advisory
http://www.securityfocus.com/bid/98098	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:gnulib:gnulib:*:*:*:*:*:*:*:*

Information

Published : 2017-05-02 17:59

Updated : 2017-05-15 17:34

NVD link : CVE-2017-7476

Mitre link : CVE-2017-7476

JSON object : View

Products Affected

gnulib

gnulib

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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