Vulnerability CVE-2018-1000519
Published: 2018-06-26

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).

Type:

CWE-384

 (Session Fixation)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Aio-libs project -> Aiohttp 

 References:
https://github.com/aio-libs/aiohttp-session/blob/master/aiohttp_session/redis_storage.py#L60
https://github.com/aio-libs/aiohttp-session/issues/272
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