Vulnerability · Published Jun 7, 2021 · Assigned by mitre
CVE-2021-33896
Medium 5.3
In plain English
A medium-severity security flaw in the dino package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 78% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.3Medium
Exploit odds (30 days)1.8%top 21.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | dino | 0.2.1-r0 | ALPINE-CVE-2021-33896 |
| Alpine:v3.21 | dino | 0.2.1-r0 | ALPINE-CVE-2021-33896 |
| Alpine:v3.22 | dino | 0.2.1-r0 | ALPINE-CVE-2021-33896 |
| Alpine:v3.23 | dino | 0.2.1-r0 | ALPINE-CVE-2021-33896 |
| Alpine:v3.24 | dino | 0.2.1-r0 | ALPINE-CVE-2021-33896 |
| Debian:12 | dino-im | 0.2.0-3 | DEBIAN-CVE-2021-33896 |
| Debian:13 | dino-im | 0.2.0-3 | DEBIAN-CVE-2021-33896 |
| Debian:14 | dino-im | 0.2.0-3 | DEBIAN-CVE-2021-33896 |
Affected products (as reported)
References
- https://dino.im/blog/ x_refsource_MISC
- https://dino.im/security/cve-2021-33896/ x_refsource_CONFIRM
- [oss-security] 20210607 [CVE-2021-33896] Path traversal in Dino file transfers mailing-list, x_refsource_MLIST
- FEDORA-2021-3cf08ffe38 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-d5d263ec35 vendor-advisory, x_refsource_FEDORA