CVE-2021-22948

high
New! CVE Severity Now Using CVSS v3

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Description

Vulnerability in the generation of session IDs in revive-adserver < 5.3.0, based on the cryptographically insecure uniqid() PHP function. Under some circumstances, an attacker could theoretically be able to brute force session IDs in order to take over a specific account.

References

https://www.revive-adserver.com/security/revive-sa-2021-005/

https://hackerone.com/reports/1187820

Details

Source: MITRE

Published: 2021-09-23

Updated: 2021-09-29

Type: CWE-327

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 7.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N

Impact Score: 4.2

Exploitability Score: 2.8

Severity: HIGH