CVSS4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/SC:H/VI:H/SI:H/VA:L/SA:L/U:Red/R:U/V:C/RE:H
AI Score
Confidence
Low
EPSS
Percentile
16.4%
SSVC
Exploitation
none
Automatable
no
Technical Impact
total
An XML signature wrapping vulnerability was present in GitHub Enterprise Server (GHES) when utilizing SAML authentication with specific identity providers. This vulnerability allowed an attacker with direct network access to GitHub Enterprise Server to forge aΒ SAML response to provision and/or gain access to a user with site administrator privileges. Exploitation of this vulnerability would allow unauthorized access to the instance without requiring prior authentication.Β This vulnerability affected all versions of GitHub Enterprise Server prior to 3.14 and was fixed in versions 3.13.3, 3.12.8, 3.11.14, and 3.10.16. This vulnerability was reported via the GitHub Bug Bounty program.
[
{
"vendor": "GitHub",
"product": "GitHub Enterprise Server",
"versions": [
{
"status": "affected",
"changes": [
{
"at": "3.13.3",
"status": "unaffected"
}
],
"version": "3.13.0",
"versionType": "semver",
"lessThanOrEqual": "3.13.2"
},
{
"status": "affected",
"changes": [
{
"at": "3.12.8",
"status": "unaffected"
}
],
"version": "3.12.0",
"versionType": "semver",
"lessThanOrEqual": "3.12.7"
},
{
"status": "affected",
"changes": [
{
"at": "3.11.14",
"status": "unaffected"
}
],
"version": "3.11.0",
"versionType": "semver",
"lessThanOrEqual": "3.11.13"
},
{
"status": "affected",
"changes": [
{
"at": "3.10.16",
"status": "unaffected"
}
],
"version": "3.10.0",
"versionType": "semver",
"lessThanOrEqual": "3.10.15"
}
],
"defaultStatus": "affected"
}
]
[
{
"cpes": [
"cpe:2.3:a:github:enterprise_server:-:*:*:*:*:*:*:*"
],
"vendor": "github",
"product": "enterprise_server",
"versions": [
{
"status": "unaffected",
"version": "3.13.3"
},
{
"status": "affected",
"version": "3.13.0",
"versionType": "semver",
"lessThanOrEqual": "3.13.2"
},
{
"status": "unaffected",
"version": "3.12.8"
},
{
"status": "affected",
"version": "3.12.0",
"versionType": "semver",
"lessThanOrEqual": "3.12.7"
},
{
"status": "unaffected",
"version": "3.11.14"
},
{
"status": "affected",
"version": "3.11.0",
"versionType": "semver",
"lessThanOrEqual": "3.11.13"
},
{
"status": "unaffected",
"version": "3.10.16"
},
{
"status": "affected",
"version": "3.10.0",
"versionType": "semver",
"lessThanOrEqual": "3.10.15"
}
],
"defaultStatus": "unknown"
}
]
CVSS4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/SC:H/VI:H/SI:H/VA:L/SA:L/U:Red/R:U/V:C/RE:H
AI Score
Confidence
Low
EPSS
Percentile
16.4%
SSVC
Exploitation
none
Automatable
no
Technical Impact
total