Magento 2 Community Edition Session Fixation Check
The advisory, in context
A defense-in-depth check was added to mitigate inadequate session validation handling by 3rd party checkout modules. This impacts Magento 1.x prior to 1.9.4.2, Magento Commerce prior to 1.14.4.2, Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9 and Magento 2.3 prior to 2.3.2.
Affected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
From 2.1.0 before 2.1.18
Fixed in 2.1.18
18 explicitly affected versions
2.1.0, 2.1.1, 2.1.10, 2.1.11, 2.1.12, 2.1.13, 2.1.14, 2.1.15, 2.1.16, 2.1.17, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6, 2.1.7, 2.1.8, 2.1.9
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "2.1.0"
},
{
"fixed": "2.1.18"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.0",
"2.1.1",
"2.1.10",
"2.1.11",
"2.1.12",
"2.1.13",
"2.1.14",
"2.1.15",
"2.1.16",
"2.1.17",
"2.1.2",
"2.1.3",
"2.1.4",
"2.1.5",
"2.1.6",
"2.1.7",
"2.1.8",
"2.1.9"
]
}From 2.2.0 before 2.2.9
Fixed in 2.2.9
9 explicitly affected versions
2.2.0, 2.2.1, 2.2.2, 2.2.3, 2.2.4, 2.2.5, 2.2.6, 2.2.7, 2.2.8
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "2.2.0"
},
{
"fixed": "2.2.9"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.2.0",
"2.2.1",
"2.2.2",
"2.2.3",
"2.2.4",
"2.2.5",
"2.2.6",
"2.2.7",
"2.2.8"
]
}From 2.3.0 before 2.3.2
Fixed in 2.3.2
2 explicitly affected versions
2.3.0, 2.3.1
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "2.3.0"
},
{
"fixed": "2.3.2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.3.0",
"2.3.1"
]
}References
- https://nvd.nist.gov/vuln/detail/CVE-2019-7849
- https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/magento1ce/CVE-2019-7849.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/magento1ee/CVE-2019-7849.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2019-7849.yaml
- https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-33
- https://web.archive.org/web/20220121011306/https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-33