CVE-2017-8804

** DISPUTED ** The xdr_bytes and xdr_string functions in the GNU C Library (aka glibc or libc6) 2.25 mishandle failures of buffer deserialization, which allows remote attackers to cause a denial of service (virtual memory allocation, or memory consumption if an overcommit setting is not used) via a crafted UDP packet to port 111, a related issue to CVE-2017-8779. NOTE: [Information provided from upstream and references]

CVSS v3.0 7.5 HIGH
CVSS v2.0 7.8 HIGH

7.5^/10

CVSS v3.0 : HIGH

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://sourceware.org/ml/libc-alpha/2017-05/msg00105.html	Issue Tracking Patch
https://sourceware.org/bugzilla/show_bug.cgi?id=21461	Issue Tracking Patch
https://bugzilla.suse.com/show_bug.cgi?id=1037559#c7	Issue Tracking Patch
http://www.openwall.com/lists/oss-security/2017/05/05/2	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/98339	Broken Link
http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00039.html
https://sourceware.org/legacy-ml/libc-alpha/2017-05/msg00128.html
http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00026.html
https://seclists.org/oss-sec/2017/q2/228
http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00049.html
https://sourceware.org/legacy-ml/libc-alpha/2017-05/msg00129.html

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Configurations

Configuration 1 (hide)

cpe:2.3:a:gnu:glibc:2.25:*:*:*:*:*:*:*

Information

Published : 2017-05-07 11:29

Updated : 2020-08-26 07:15

NVD link : CVE-2017-8804

Mitre link : CVE-2017-8804

JSON object : View

CWE

CWE-502

Deserialization of Untrusted Data

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Products Affected

gnu

glibc

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