CVE-2019-18887
- Source
- https://cve.org/CVERecord?id=CVE-2019-18887
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-18887.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2019-18887
- Aliases
- Downstream
- Published
- 2019-11-21T23:15:13.403Z
- Modified
- 2026-03-15T22:28:21.900595Z
- Severity
-
- 8.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in Symfony 2.8.0 through 2.8.50, 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. The UriSigner was subject to timing attacks. This is related to symfony/http-kernel.
- References
-
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZNXRVHDQBNZQUCNRVZICPPBFRAUWUJX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXEAOEANNIVYANTMOJ42NKSU6BGNBULZ/
- https://symfony.com/blog/symfony-4-3-8-released
- https://github.com/symfony/symfony/releases/tag/v4.3.8
- https://symfony.com/blog/cve-2019-18887-use-constant-time-comparison-in-urisigner
Affected packages
Git / github.com/symfony/symfony
Affected ranges
- Type
- GIT
- Repo
- https://github.com/symfony/symfony
- Events
-
IntroducedLast affectedIntroducedLast affectedIntroducedLast affectedIntroducedLast affectedFixed
- Database specific
{ "versions": [ { "introduced": "2.8.0" }, { "last_affected": "2.8.50" }, { "introduced": "3.4.0" }, { "last_affected": "3.4.34" }, { "introduced": "4.2.0" }, { "last_affected": "4.2.11" }, { "introduced": "4.3.0" }, { "last_affected": "4.3.7" } ] }
Affected versions
v2.*
v2.3.36
v2.3.37
v2.3.38
v2.3.39
v2.3.40
v2.3.41
v2.3.42
v2.7.10
v2.7.11
v2.7.12
v2.7.13
v2.7.14
v2.7.15
v2.7.16
v2.7.17
v2.7.18
v2.7.19
v2.7.20
v2.7.21
v2.7.22
v2.7.23
v2.7.24
v2.7.25
v2.7.26
v2.7.27
v2.7.28
v2.7.29
v2.7.30
v2.7.31
v2.7.32
v2.7.33
v2.7.34
v2.7.35
v2.7.36
v2.7.37
v2.7.38
v2.7.39
v2.7.40
v2.7.41
v2.7.42
v2.7.43
v2.7.44
v2.7.45
v2.7.46
v2.7.47
v2.7.48
v2.7.49
v2.7.8
v2.7.9
v2.8.0
v2.8.1
v2.8.10
v2.8.11
v2.8.12
v2.8.13
v2.8.14
v2.8.15
v2.8.16
v2.8.17
v2.8.18
v2.8.19
v2.8.2
v2.8.20
v2.8.21
v2.8.22
v2.8.23
v2.8.24
v2.8.25
v2.8.26
v2.8.27
v2.8.28
v2.8.29
v2.8.3
v2.8.30
v2.8.31
v2.8.32
v2.8.33
v2.8.34
v2.8.35
v2.8.36
v2.8.37
v2.8.38
v2.8.39
v2.8.4
v2.8.40
v2.8.41
v2.8.42
v2.8.43
v2.8.44
v2.8.45
v2.8.46
v2.8.47
v2.8.48
v2.8.49
v2.8.5
v2.8.50
v2.8.6
v2.8.7
v2.8.8
v2.8.9
v3.*
v3.0.0
v3.0.0-BETA1
v3.0.1
v3.0.2
v3.0.3
v3.0.4
v3.0.5
v3.0.6
v3.0.7
v3.0.8
v3.1.0
v3.1.0-BETA1
v3.1.0-RC1
v3.1.1
v3.1.2
v3.1.3
v3.1.4
v3.1.5
v3.1.6
v3.1.7
v3.1.8
v3.1.9
v3.2.0
v3.2.0-BETA1
v3.2.0-RC1
v3.2.0-RC2
v3.2.1
v3.2.10
v3.2.11
v3.2.12
v3.2.13
v3.2.2
v3.2.3
v3.2.4
v3.2.5
v3.2.6
v3.2.7
v3.2.8
v3.2.9
v3.3.0
v3.3.0-BETA1
v3.3.0-RC1
v3.3.1
v3.3.10
v3.3.11
v3.3.12
v3.3.13
v3.3.14
v3.3.15
v3.3.2
v3.3.3
v3.3.4
v3.3.5
v3.3.6
v3.3.7
v3.3.8
v3.3.9
v3.4.0
v3.4.0-BETA1
v3.4.0-BETA2
v3.4.0-BETA3
v3.4.0-BETA4
v3.4.0-RC1
v3.4.0-RC2
v3.4.1
v3.4.10
v3.4.11
v3.4.12
v3.4.13
v3.4.14
v3.4.15
v3.4.16
v3.4.17
v3.4.18
v3.4.19
v3.4.2
v3.4.20
v3.4.21
v3.4.22
v3.4.23
v3.4.24
v3.4.25
v3.4.26
v3.4.27
v3.4.28
v3.4.29
v3.4.3
v3.4.30
v3.4.31
v3.4.32
v3.4.33
v3.4.34
v3.4.4
v3.4.5
v3.4.6
v3.4.7
v3.4.8
v3.4.9
v4.*
v4.0.0
v4.0.0-BETA1
v4.0.0-BETA2
v4.0.0-BETA3
v4.0.0-BETA4
v4.0.0-RC1
v4.0.0-RC2
v4.0.1
v4.0.10
v4.0.11
v4.0.12
v4.0.13
v4.0.2
v4.0.3
v4.0.4
v4.0.5
v4.0.6
v4.0.7
v4.0.8
v4.0.9
v4.1.0
v4.1.0-BETA1
v4.1.0-BETA2
v4.1.0-BETA3
v4.1.1
v4.1.10
v4.1.2
v4.1.3
v4.1.4
v4.1.5
v4.1.6
v4.1.7
v4.1.8
v4.1.9
v4.2.0
v4.2.0-BETA1
v4.2.0-BETA2
v4.2.0-RC1
v4.2.1
v4.2.10
v4.2.11
v4.2.2
v4.2.3
v4.2.4
v4.2.5
v4.2.6
v4.2.7
v4.2.8
v4.2.9
v4.3.0
v4.3.0-BETA1
v4.3.0-BETA2
v4.3.0-RC1
v4.3.1
v4.3.2
v4.3.3
v4.3.4
v4.3.5
v4.3.6
v4.3.7