CVE-2018-1000814

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-12-20 · updated 2026-06-17
Weakness: CWE-613

Description

aio-libs aiohttp-session version 2.6.0 and earlier contains a Other/Unknown vulnerability in EncryptedCookieStorage and NaClCookieStorage that can result in Non-expiring sessions / Infinite lifespan. This attack appear to be exploitable via Recreation of a cookie post-expiry with the same value.

Affected products

aio-libs Aiohttp Session: through 2.6.0

References

https://github.com/aio-libs/aiohttp-session/issues/325
https://github.com/aio-libs/aiohttp-session/pull/331
https://github.com/aio-libs/aiohttp-session/issues/325
https://github.com/aio-libs/aiohttp-session/pull/331

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