CVE-2021-33896
What it is
Dino before 0.1.2 and 0.2.x before 0.2.1 allows Directory Traversal (only for creation of new files) via URI-encoded path separators.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 1.8% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.8% in the next 30 days (EPSS).
- Severity: 5.3 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.8% · EPSS, next 30 days
- Weakness
- CWE-22 · Path traversal
- Record status
- Modified
Affected
- Dino < 0.1.2
- Dino < 0.2.1
- Fedoraproject Fedora 33
- Fedoraproject Fedora 34
Attack profile CVSS 3.1 · 5.3
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-33896.md and follow it. Check whether this project is affected by CVE-2021-33896. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.openwall.com/lists/oss-security/2021/06/07/2
- https://dino.im/blog/
- https://dino.im/security/cve-2021-33896/
- http://www.openwall.com/lists/oss-security/2021/06/07/2
- https://dino.im/blog/
- https://dino.im/security/cve-2021-33896/
References
- http://www.openwall.com/lists/oss-security/2021/06/07/2
- https://dino.im/blog/
- https://dino.im/security/cve-2021-33896/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODN4ZSTBYIW25DO3FNRK6FQRGSYGT57I/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P55V3TVSVXREOJAJRXNUSBEUZFOU54V3/
- http://www.openwall.com/lists/oss-security/2021/06/07/2
- https://dino.im/blog/
- https://dino.im/security/cve-2021-33896/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODN4ZSTBYIW25DO3FNRK6FQRGSYGT57I/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P55V3TVSVXREOJAJRXNUSBEUZFOU54V3/