CVE-2017-8804 Detail
Current Description
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.
Source:
MITRE
Description Last Modified:
05/07/2017
View Analysis Description
Analysis Description
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.
Source:
MITRE
Description Last Modified:
05/07/2017
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
7.5 HIGH
Vector:
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
(V3 legend)
Impact Score:
3.6
Exploitability Score:
3.9
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS v2.0 Severity and Metrics:
Base Score:
7.8 HIGH
Vector:
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
(V2 legend)
Impact Subscore:
6.9
Exploitability Subscore:
10.0
Access Vector (AV):
Network
Access Complexity (AC):
Low
Authentication (AU):
None
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
Complete
Additional Information:
Allows disruption of service
References to Advisories, Solutions, and Tools
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Technical Details
Vulnerability Type
(View All)
- Deserialization of Untrusted Data (CWE-502)
Change History
2 change records found
- show changes
Initial Analysis -
5/15/2017 9:34:36 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:gnu:glibc:2.25:*:*:*:*:*:*:* |
| Added |
CVSS V2 |
|
(AV:N/AC:L/Au:N/C:N/I:N/A:C) |
| Added |
CVSS V3 |
|
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Added |
CWE |
|
CWE-502 |
| Changed |
Reference Type |
http://www.openwall.com/lists/oss-security/2017/05/05/2 No Types Assigned |
http://www.openwall.com/lists/oss-security/2017/05/05/2 Mailing List, Third Party Advisory |
| Changed |
Reference Type |
http://www.securityfocus.com/bid/98339 No Types Assigned |
http://www.securityfocus.com/bid/98339 Broken Link |
| Changed |
Reference Type |
https://bugzilla.suse.com/show_bug.cgi?id=1037559#c7 No Types Assigned |
https://bugzilla.suse.com/show_bug.cgi?id=1037559#c7 Issue Tracking, Patch |
| Changed |
Reference Type |
https://sourceware.org/bugzilla/show_bug.cgi?id=21461 No Types Assigned |
https://sourceware.org/bugzilla/show_bug.cgi?id=21461 Issue Tracking, Patch |
| Changed |
Reference Type |
https://sourceware.org/ml/libc-alpha/2017-05/msg00105.html No Types Assigned |
https://sourceware.org/ml/libc-alpha/2017-05/msg00105.html Issue Tracking, Patch |
CVE Modified by MITRE -
5/10/2017 9:29:06 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
http://www.securityfocus.com/bid/98339 [No Types Assigned] |
Quick Info
CVE Dictionary Entry:
CVE-2017-8804
NVD Published Date:
05/07/2017
NVD Last Modified:
05/15/2017
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