CVE-2018-16869 Detail
Current Description
A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.
Source:
MITRE
View Analysis Description
Analysis Description
A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.
Source:
MITRE
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
5.7 MEDIUM
Vector:
AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N
(V3 legend)
Impact Score:
4.7
Exploitability Score:
0.5
Attack Vector (AV):
Physical
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
High
Integrity (I):
Low
Availability (A):
None
CVSS v2.0 Severity and Metrics:
Base Score:
3.3 LOW
Vector:
(AV:L/AC:M/Au:N/C:P/I:P/A:N)
(V2 legend)
Impact Subscore:
4.9
Exploitability Subscore:
3.4
Access Vector (AV):
Local
Access Complexity (AC):
Medium
Authentication (AU):
None
Confidentiality (C):
Partial
Integrity (I):
Partial
Availability (A):
None
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
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Change History
2 change records found
- show changes
Initial Analysis -
1/31/2019 2:46:08 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:a:nettle_project:nettle:-:*:*:*:*:*:*:* |
| Added |
CVSS V2 |
|
(AV:L/AC:M/Au:N/C:P/I:P/A:N) |
| Added |
CVSS V3 |
|
AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N |
| Added |
CWE |
|
CWE-310 |
| Changed |
Reference Type |
http://cat.eyalro.net/ No Types Assigned |
http://cat.eyalro.net/ Technical Description, Third Party Advisory |
| Changed |
Reference Type |
http://www.securityfocus.com/bid/106092 No Types Assigned |
http://www.securityfocus.com/bid/106092 Third Party Advisory, VDB Entry |
| Changed |
Reference Type |
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16869 No Types Assigned |
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16869 Issue Tracking, Third Party Advisory |
CVE Modified by MITRE -
12/6/2018 6:29:02 AM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
http://www.securityfocus.com/bid/106092 [No Types Assigned] |
Quick Info
CVE Dictionary Entry:
CVE-2018-16869
NVD Published Date:
12/03/2018
NVD Last Modified:
01/31/2019
|