CVE-2021-42564
Last modified
CVE-2021-42564 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. An open redirect through HTML injection in confidential messages in Cryptshare before 5.1.0 allows remote attackers (with permission to provide confidential messages via Cryptshare) to redirect targeted victims to any URL via the '<meta http-equiv="refresh"' substring in the editor parameter.. EPSS estimates a 0.66% chance of exploitation in the next 30 days.
Description
An open redirect through HTML injection in confidential messages in Cryptshare before 5.1.0 allows remote attackers (with permission to provide confidential messages via Cryptshare) to redirect targeted victims to any URL via the '<meta http-equiv="refresh"' substring in the editor parameter.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cryptshare | Cryptshare Server | < 5.1.0 |
References
- https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-057.txtExploit, Third Party Advisory
- https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-057.txtExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-42564?
How severe is CVE-2021-42564?
How do I fix CVE-2021-42564?
How Strix Helps
- One Click Account Takeover in GranolaHow a notification link broke out of Electron and led to a one-click account takeover.
- 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-2021-42559An issue was discovered in CALDERA 2.8.1. It contains multip…8.8
- CVE-2021-4256A vulnerability was found in ctrlo lenio. It has been classi…6.1
- CVE-2021-42560An issue was discovered in CALDERA 2.9.0. The Debrief plugin…8.8
- CVE-2021-42561An issue was discovered in CALDERA 2.8.1. When activated, th…8.8
- CVE-2021-42562An issue was discovered in CALDERA 2.8.1. It does not proper…8.1
- CVE-2021-42563There is an Unquoted Service Path in NI Service Locator (nis…7.8
- CVE-2021-42565myfactory.FMS before 7.1-912 allows XSS via the UID paramete…6.1
- CVE-2021-42566myfactory.FMS before 7.1-912 allows XSS via the Error parame…6.1
- CVE-2021-42567Apereo CAS through 6.4.1 allows XSS via POST requests sent t…6.1
- CVE-2021-42568Sonatype Nexus Repository Manager 3.x through 3.35.0 allows …4.3
- CVE-2021-4257A vulnerability was found in ctrlo lenio. It has been declar…6.1
- CVE-2021-42574An issue was discovered in the Bidirectional Algorithm in th…8.3
Are you affected by CVE-2021-42564?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST