CVE-2020-28638
Last modified
CVE-2020-28638 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. ask_password in Tomb 2.0 through 2.7 returns a warning when pinentry-curses is used and $DISPLAY is non-empty, causing affected users' files to be encrypted with "tomb {W] Detected DISPLAY, but only pinentry-curses is found." as the encryption key.. EPSS estimates a 0.70% chance of exploitation in the next 30 days.
Description
ask_password in Tomb 2.0 through 2.7 returns a warning when pinentry-curses is used and $DISPLAY is non-empty, causing affected users' files to be encrypted with "tomb {W] Detected DISPLAY, but only pinentry-curses is found." as the encryption key.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dyne | Tomb | >= 2.0, <= 2.7 |
References
- https://github.com/dyne/Tomb/issues/385Exploit, Issue Tracking, Third Party Advisory
- https://github.com/dyne/Tomb/issues/385Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-28638?
How severe is CVE-2020-28638?
How do I fix CVE-2020-28638?
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 2020
- CVE-2020-28631Multiple code execution vulnerabilities exists in the Nef po…8.8
- CVE-2020-28632Multiple code execution vulnerabilities exists in the Nef po…8.8
- CVE-2020-28633Multiple code execution vulnerabilities exists in the Nef po…8.8
- CVE-2020-28634Multiple code execution vulnerabilities exists in the Nef po…8.8
- CVE-2020-28635Multiple code execution vulnerabilities exists in the Nef po…8.8
- CVE-2020-28636A code execution vulnerability exists in the Nef polygon-par…9.8
- CVE-2020-2864Vulnerability in the Oracle iSupplier Portal product of Orac…5.3
- CVE-2020-28641In Malwarebytes Free 4.1.0.56, a symbolic link may be used d…7.1
- CVE-2020-28642In InfiniteWP Admin Panel before 3.1.12.3, resetPasswordSend…9.8
- CVE-2020-28644The CSRF (Cross Site Request Forgery) token check was improp…4.3
- CVE-2020-28645Deleting users with certain names caused system files to be …9.1
- CVE-2020-28646ownCloud owncloud/client before 2.7 allows DLL Injection. Th…7.8
Are you affected by CVE-2020-28638?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST