CVE-2021-22948

moderate-risk
Published 2021-09-23

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.

Do I need to act?

-
0.37% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.1/10 High
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

33
/ 100
moderate-risk
Severity 25/34 · High
Exploitability 1/34 · Minimal
Exposure 7/34 · Low