Vulnerability Details : CVE-2021-22892
An information disclosure vulnerability exists in the Rocket.Chat server fixed v3.13, v3.12.2 & v3.11.3 that allowed email addresses to be disclosed by enumeration and validation checks.
Vulnerability category: Information leak
Exploit prediction scoring system (EPSS) score for CVE-2021-22892
Probability of exploitation activity in the next 30 days: 0.31%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 69 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-22892
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-22892
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: support@hackerone.com (Secondary)
-
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-22892
-
https://hackerone.com/reports/1089116
#1089116 Hi! Security Team Rocket.Chat, It's possible to get information about the users emails without authenticationExploit;Third Party Advisory
Products affected by CVE-2021-22892
- cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*
- cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*
- cpe:2.3:a:rocket.chat:rocket.chat:3.12.3:*:*:*:*:*:*:*
- cpe:2.3:a:rocket.chat:rocket.chat:3.12.4:*:*:*:*:*:*:*
- cpe:2.3:a:rocket.chat:rocket.chat:3.12.5:*:*:*:*:*:*:*