CVE-2018-11386

An issue was discovered in the HttpFoundation component in Symfony 2.7.x before 2.7.48, 2.8.x before 2.8.41, 3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11. The PDOSessionHandler class allows storing sessions on a PDO connection. Under some configurations and with a well-crafted payload, it was possible to do a denial of service on a Symfony application without too much resources.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 76%
VendorProductVersion
sensiolabssymfony
2.7.0 ≤
𝑥
< 2.7.48
sensiolabssymfony
2.8.0 ≤
𝑥
< 2.8.41
sensiolabssymfony
3.3.0 ≤
𝑥
< 3.3.17
sensiolabssymfony
3.4.0 ≤
𝑥
< 3.4.11
sensiolabssymfony
4.0.0 ≤
𝑥
< 4.0.11
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
symfony
bullseye
4.4.19+dfsg-2+deb11u6
fixed
jessie
not-affected
bookworm
5.4.23+dfsg-1+deb12u2
fixed
sid
6.4.13+dfsg-1
fixed
trixie
6.4.13+dfsg-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
symfony
bionic
Fixed 3.4.6+dfsg-1ubuntu0.1
released
artful
ignored
xenial
not-affected
trusty
dne