critical8.8
CVE-2021-32546
OS Command Injection in gogs
Impact
### Impact The malicious user is able to update a crafted `config` file into repository's `.git` directory with to gain SSH access to the server. All installations with [repository upload enabled (default)](https://github.com/gogs/gogs/blob/f36eeedbf89328ee70cc3a2e239f6314f9021f58/conf/app.ini#L127-L129) are affected. ### Patches Repository file updates are prohibited to its `.git` directory. Users should upgrade to 0.12.8 or the latest 0.13.0+dev. ### Workarounds N/A ### References N/A ### For more information If you have any questions or comments about this advisory, please post on #6555.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | gogs.io/gogs | < 0.12.8 | 0.12.8 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Gogs | Gogs | before 0.12.8 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/gogs/gogs/releases
- https://github.com/gogs/gogs/security/advisories/GHSA-56j7-2pm8-rgmx
- https://github.com/advisories/GHSA-56j7-2pm8-rgmx
- https://github.com/gogs/gogs/issues/6555
- https://github.com/gogs/gogs/pull/6986
- https://github.com/gogs/gogs/blob/f36eeedbf89328ee70cc3a2e239f6314f9021f58/conf/app.ini#L127-L129
- https://github.com/gogs/gogs/releases/tag/v0.12.8
- https://nvd.nist.gov/vuln/detail/CVE-2021-32546