Session fixation attack in Pow (Hex package)
Published Jan 9, 2020
6.5
MEDIUMCVSS 3.1
EPSS 0.77%
Description
In Pow (Hex package) before 1.0.16, the use of Plug.Session in Pow.Plug.Session is susceptible to session fixation attacks if a persistent session store is used for Plug.Session, such as Redis or a database. Cookie store, which is used in most Phoenix apps, doesn't have this vulnerability.
Affected products
-
- Version < 1.0.16StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Danschultzer | Pow | n/a |
|
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Call Plug.Conn.configure_session(conn, renew: true) periodically and after privilege change. A custom authorization plug can be written where the create/3 method should return the conn only after Plug.Conn.configure_session/2 have been called on it.
References (5)
- https://github.com/advisories/GHSA-v2wf-c3j6-wpvw Advisory
- https://github.com/danschultzer/pow/blob/master/CHANGELOG.md#v1016-2020-01-07 x_refsource_MISCThird Party Advisory
- https://github.com/danschultzer/pow/commit/578ffd3d8bb8e8a26077b644222186b108da474f x_refsource_MISCPatchThird Party Advisory
- https://github.com/danschultzer/pow/security/advisories/GHSA-v2wf-c3j6-wpvw x_refsource_CONFIRMThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-5205
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-v2wf-c3j6-wpvw | Advisory | |
| https://github.com/danschultzer/pow/blob/master/CHANGELOG.md#v1016-2020-01-07 | x_refsource_MISCThird Party Advisory | |
| https://github.com/danschultzer/pow/commit/578ffd3d8bb8e8a26077b644222186b108da474f | x_refsource_MISCPatchThird Party Advisory | |
| https://github.com/danschultzer/pow/security/advisories/GHSA-v2wf-c3j6-wpvw | x_refsource_CONFIRMThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2020-5205 |
Change history (0)
No recorded changes yet.