CVE-2018-1000519
aiohttp-session Session Fixation vulnerability
6.5
MEDIUM
CVSS 3.1
EPSS 0.22%
Description
aio-libs aiohttp-session contains a Session Fixation vulnerability in load_session function for RedisStorage (see: https://github.com/aio-libs/aiohttp-session/blob/master/aiohttp_session/redis_storage.py#L42) that can result in Session Hijacking. This attack appear to be exploitable via Any method that allows setting session cookies (?session=<>, or meta tags or script tags with Set-Cookie).
How to fix CVE-2018-1000519
To remediate CVE-2018-1000519, upgrade the affected package to a fixed version below.
- —upgrade to 2.4.0 or later
- —upgrade to 2.4.0 or later
Is CVE-2018-1000519 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.4.0
- from 0, < 2.4.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |