CVE-2018-1000519
First published: Tue Jun 26 2018(Updated: )
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).
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/aiohttp-session | <2.4.0 | 2.4.0 |
| aiohttp |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2018-1000519
- https://github.com/aio-libs/aiohttp-session/issues/272
- https://github.com/advisories/GHSA-fpwp-69xv-c67f (Advisory)
- https://github.com/aio-libs/aiohttp-session/blob/master/aiohttp_session/redis_storage.py#L60
- https://github.com/aio-libs/aiohttp-session/commit/6b7864004d3442dbcfaf8687f63262c1c629f569
- https://github.com/pypa/advisory-database/tree/main/vulns/aiohttp-session/PYSEC-2018-80.yaml
Frequently Asked Questions
What is the severity of CVE-2018-1000519?
CVE-2018-1000519 is classified as a medium severity vulnerability due to the potential for session hijacking.
How do I fix CVE-2018-1000519?
To fix CVE-2018-1000519, upgrade aiohttp-session to version 2.4.0 or later.
What is the impact of CVE-2018-1000519?
The impact of CVE-2018-1000519 is that it allows an attacker to hijack sessions using the load_session function for RedisStorage.
Who is affected by CVE-2018-1000519?
Affecting users of aiohttp-session versions prior to 2.4.0 who utilize Redis for session storage.
What component is vulnerable in CVE-2018-1000519?
The vulnerable component in CVE-2018-1000519 is the load_session function in the RedisStorage of aiohttp-session.
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