CVE-2021-46900
Sympa Cookie Security Vulnerability
Description
Sympa before 6.2.62 relies on a cookie parameter for certain security objectives, but does not ensure that this parameter exists and has an unpredictable value. Specifically, the cookie parameter is both a salt for stored passwords and an XSS protection mechanism.
INFO
Published Date :
Dec. 31, 2023, 5:15 a.m.
Last Modified :
Jan. 10, 2024, 7:22 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
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-2021-46900.
| URL | Resource |
|---|---|
| https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.md | Mitigation Vendor Advisory |
| https://github.com/sympa-community/sympa/issues/1091 | Issue Tracking Mitigation Vendor Advisory |
| https://www.sympa.community/security/2021-001.html | Mitigation 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-2021-46900 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-46900 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 -
Initial Analysis by [email protected]
Jan. 10, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://github.com/sympa-community/sympa/issues/1091 No Types Assigned https://github.com/sympa-community/sympa/issues/1091 Issue Tracking, Mitigation, Vendor Advisory Changed Reference Type https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.md No Types Assigned https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.md Mitigation, Vendor Advisory Changed Reference Type https://www.sympa.community/security/2021-001.html No Types Assigned https://www.sympa.community/security/2021-001.html Mitigation, Vendor Advisory Added CWE NIST CWE-327 Added CPE Configuration OR *cpe:2.3:a:sympa:sympa:*:*:*:*:*:*:*:* versions up to (excluding) 6.2.62 -
CVE Received by [email protected]
Dec. 31, 2023
Action Type Old Value New Value Added Description Sympa before 6.2.62 relies on a cookie parameter for certain security objectives, but does not ensure that this parameter exists and has an unpredictable value. Specifically, the cookie parameter is both a salt for stored passwords and an XSS protection mechanism. Added Reference MITRE https://www.sympa.community/security/2021-001.html [No types assigned] Added Reference MITRE https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.md [No types assigned] Added Reference MITRE https://github.com/sympa-community/sympa/issues/1091 [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-46900 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-2021-46900
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.11 }} 0.06%
score
0.43895
percentile