Vulnerability Details : CVE-2021-40849
In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, the account associated with a web services token is vulnerable to being exploited and logged into, resulting in information disclosure (at a minimum) and often escalation of privileges.
Vulnerability category: Information leak
Products affected by CVE-2021-40849
- cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:*
- cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:*
- cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:*
- cpe:2.3:a:mahara:mahara:21.10.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:mahara:mahara:21.10.0:rc2:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-40849
0.33%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 71 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-40849
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-40849
-
According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization."Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-40849
-
https://mahara.org/interaction/forum/topic.php?id=8949
Security Announcements - Web services token vulnerablity in Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, - Mahara ePortfolio SystemVendor Advisory
-
https://bugs.launchpad.net/mahara/+bug/1930469
Bug #1930469 “Need to kill web service authentication session at...” : Bugs : MaharaVendor Advisory
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