CVE-2017-12868
SimpleSAMLphp XOR Oracle Vulnerability
Description
The secureCompare method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.13 and earlier, when used with PHP before 5.6, allows attackers to conduct session fixation attacks or possibly bypass authentication by leveraging missing character conversions before an XOR operation.
INFO
Published Date :
Sept. 1, 2017, 1:29 p.m.
Last Modified :
July 1, 2018, 1:29 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-12868.
| URL | Resource |
|---|---|
| https://github.com/simplesamlphp/simplesamlphp/commit/4bc629658e7b7d17c9ac3fe0da7dc5df71f1b85e | Issue Tracking Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html | |
| https://lists.debian.org/debian-lts-announce/2018/06/msg00017.html | |
| https://simplesamlphp.org/security/201705-01 | Patch Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-12868 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-12868 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Jul. 01, 2018
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2018/06/msg00017.html [No Types Assigned] -
CVE Modified by [email protected]
Feb. 04, 2018
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html [No Types Assigned] -
Initial Analysis by [email protected]
Sep. 07, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://github.com/simplesamlphp/simplesamlphp/commit/4bc629658e7b7d17c9ac3fe0da7dc5df71f1b85e No Types Assigned https://github.com/simplesamlphp/simplesamlphp/commit/4bc629658e7b7d17c9ac3fe0da7dc5df71f1b85e Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://simplesamlphp.org/security/201705-01 No Types Assigned https://simplesamlphp.org/security/201705-01 Patch, Vendor Advisory Added CWE CWE-384 Added CPE Configuration AND OR *cpe:2.3:a:simplesamlphp:simplesamlphp:1.14.13:*:*:*:*:*:*:* (and previous) OR cpe:2.3:a:php:php:5.5.38:*:*:*:*:*:*:* (and previous)
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-12868 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-12868
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.36 }} -0.00%
score
0.68119
percentile