Vulnerability Details : CVE-2021-46876
An issue was discovered in eZ Publish Ibexa Kernel before 7.5.15.1. The /user/sessions endpoint can be abused to determine account existence.
Products affected by CVE-2021-46876
- cpe:2.3:o:ibexa:ez_platform_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:ibexa:ez_platform_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-46876
0.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 37 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-46876
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-03-05 |
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
NIST |
CWE ids for CVE-2021-46876
-
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: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
References for CVE-2021-46876
-
https://github.com/ezsystems/ezpublish-kernel/security/advisories/GHSA-gmrf-99gw-vvwj
IBEXA-SA-2021-002: /user/sessions endpoint allows detecting valid accounts · Advisory · ezsystems/ezpublish-kernel · GitHubVendor Advisory
-
https://github.com/ezsystems/ezpublish-kernel/commit/b496f073c3f03707d3531a6941dc098b84e3cbed
Merge pull request from GHSA-gmrf-99gw-vvwj · ezsystems/ezpublish-kernel@b496f07 · GitHubPatch
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