CVE-2021-22948
Last modified
CVE-2021-22948 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. 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.. EPSS estimates a 2.63% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Revive-Adserver | Revive Adserver | < 5.3.0 | — |
| Revive-Adserver | Revive Adserver | 5.3.0 | Rc1 |
References
- https://hackerone.com/reports/1187820Exploit, Third Party Advisory
- https://www.revive-adserver.com/security/revive-sa-2021-005/Patch, Vendor Advisory
- https://hackerone.com/reports/1187820Exploit, Third Party Advisory
- https://www.revive-adserver.com/security/revive-sa-2021-005/Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22948?
How severe is CVE-2021-22948?
How do I fix CVE-2021-22948?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-22942A possible open redirect vulnerability in the Host Authoriza…6.1
- CVE-2021-22943A vulnerability found in UniFi Protect application V1.18.1 a…9.6
- CVE-2021-22944A vulnerability found in UniFi Protect application V1.18.1 a…8
- CVE-2021-22945When sending data to an MQTT server, libcurl <= 7.73.0 and 7…9.1
- CVE-2021-22946A user can tell curl >= 7.20.0 and <= 7.78.0 to require a su…7.5
- CVE-2021-22947When curl >= 7.20.0 and <= 7.78.0 connects to an IMAP or POP…5.9
- CVE-2021-22949A CSRF in Concrete CMS version 8.5.5 and below allows an att…5.4
- CVE-2021-2295Vulnerability in the Oracle Concurrent Processing product of…8.1
- CVE-2021-22950Concrete CMS prior to 8.5.6 had a CSFR vulnerability allowin…6.5
- CVE-2021-22951Unauthorized individuals could view password protected files…7.5
- CVE-2021-22952A vulnerability found in UniFi Talk application V1.12.3 and …8.8
- CVE-2021-22953A CSRF in Concrete CMS version 8.5.5 and below allows an att…5.4
Are you affected by CVE-2021-22948?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST