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Detect basic-auth credentials in URLs #2224

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1 change: 1 addition & 0 deletions cmd/generate/config/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,7 @@ func main() {
rules.Authress(),
rules.AWS(),
rules.AzureActiveDirectoryClientSecret(),
rules.BasicAuthURL(),
rules.BitBucketClientID(),
rules.BitBucketClientSecret(),
rules.BittrexAccessKey(),
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42 changes: 42 additions & 0 deletions cmd/generate/config/rules/basic_auth_url.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,42 @@
package rules

import (
"github.com/zricethezav/gitleaks/v8/cmd/generate/config/utils"
"github.com/zricethezav/gitleaks/v8/config"
"github.com/zricethezav/gitleaks/v8/regexp"
)

func BasicAuthURL() *config.Rule {
r := config.Rule{
RuleID: "basic-auth-url",
Description: "Discovered credentials embedded in a URL, which may compromise the URL-accessed resource.",
Regex: regexp.MustCompile(`(?i)\bhttps?://([^:/@\s]{3,}:(?:%[0-9a-f]{2}|[\w=~.+!$&'()*+,;\-]){8,})@`),
Keywords: []string{"http://", "https://"},
Entropy: 2,
Allowlists: []*config.Allowlist{
{
Regexes: []*regexp.Regexp{
regexp.MustCompile(`(?i)[^:]+:(?:change(?:it|me)|pass(?:word)?|pwd|test|token|\*+|x+)`),
regexp.MustCompile(`[^:]+:\[[^]]+]`),
regexp.MustCompile(`<[^:>]+:[^>]+>`),
regexp.MustCompile(`[^:]+:\$\{?\w+}?`),
regexp.MustCompile(`\$\{?\w+}?:\$\{?\w+}?`),
},
},
},
}

tps := []string{
`baseurl = https://PSVC-ART-RO:abc123SECRET456D@repo.example.invalid/artifactory/unit-agent-prod-rpm/shared/`,
`baseurl = https://PSVC-ART-RO:abc123%2BSECRET456D@repo.example.invalid/artifactory/unit-agent-prod-rpm/shared/`,
`proxy = "http://deploy-user:pQ9wTxu4Fg@proxy.example.invalid:8080"`,
}
fps := []string{
`baseurl = https://username:password@repo.example.invalid/artifactory/unit-agent-prod-rpm/shared/`,
`baseurl = https://<user:password>@repo.example.invalid/artifactory/unit-agent-prod-rpm/shared/`,
`proxy = "http://${PROXY_USER}:${PROXY_PASSWORD}@proxy.example.invalid:8080"`,
`proxy = "http://user:[PASSWORD]@proxy.example.invalid:8080"`,
`https://example.com/path?not=basic-auth`,
}
return utils.Validate(r, tps, fps)
}
18 changes: 18 additions & 0 deletions config/gitleaks.toml
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Expand Up @@ -240,6 +240,24 @@ regex = '''(?:^|[\\'"\x60\s>=:(,)])([a-zA-Z0-9_~.]{3}\dQ~[a-zA-Z0-9_~.-]{31,34})
entropy = 3
keywords = ["q~"]

[[rules]]
id = "basic-auth-url"
description = "Discovered credentials embedded in a URL, which may compromise the URL-accessed resource."
regex = '''(?i)\bhttps?://([^:/@\s]{3,}:(?:%[0-9a-f]{2}|[\w=~.+!$&'()*+,;\-]){8,})@'''
entropy = 2
keywords = [
"http://",
"https://",
]
[[rules.allowlists]]
regexes = [
'''(?i)[^:]+:(?:change(?:it|me)|pass(?:word)?|pwd|test|token|\*+|x+)''',
'''[^:]+:\[[^]]+]''',
'''<[^:>]+:[^>]+>''',
'''[^:]+:\$\{?\w+}?''',
'''\$\{?\w+}?:\$\{?\w+}?''',
]

[[rules]]
id = "beamer-api-token"
description = "Detected a Beamer API token, potentially compromising content management and exposing sensitive notifications and updates."
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