CVE-2020-15113
MEDIUM5.7EPSS 0.02%Improper Preservation of Permissions in etcd
描述
### Vulnerability type Access Controls ### Detail etcd creates certain directory paths (etcd data directory and the directory path when provided to automatically generate self-signed certificates for TLS connections with clients) with restricted access permissions (700) by using the os.MkdirAll. This function does not perform any permission checks when a given directory path exists already. ### Specific Go Package Affected github.com/etcd-io/etcd/pkg/fileutil ### Workarounds Make sure these directories have the desired permit (700). ### References Find out more on this vulnerability in the [security audit report](https://github.com/etcd-io/etcd/blob/master/security/SECURITY_AUDIT.pdf) ### For more information If you have any questions or comments about this advisory: * Contact the [etcd security committee](https://github.com/etcd-io/etcd/blob/master/security/security-release-process.md#product-security-committee-psc)
受影響套件(3)
- Bitnami/etcdfrom 0, < 3.3.23, >= 3.4.0, < 3.4.10
- Debian/etcdfrom 0, < 3.3.25+dfsg-5
- Go/github.com/etcd-io/etcd>= 3.4.0-rc.0, < 3.4.10
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.7 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N |
參考連結(7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-15113
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2020-15113
- WEBhttps://github.com/etcd-io/etcd/commit/6be5c54c94298ae6746a574d2af8227d0c9a998b
- WEBhttps://github.com/etcd-io/etcd/commit/e5424fc474b274c9e6b5205165015bc2035745f2
- WEBhttps://github.com/etcd-io/etcd/security/advisories/GHSA-chh6-ppwq-jh92
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L6B6R43Y7M3DCHWK3L3UVGE2K6WWECMP/
- WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/L6B6R43Y7M3DCHWK3L3UVGE2K6WWECMP