mirror of
https://github.com/securego/gosec.git
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93 lines
3.3 KiB
Go
93 lines
3.3 KiB
Go
// (c) Copyright 2016 Hewlett Packard Enterprise Development LP
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package rules
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import (
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"github.com/GoASTScanner/gas"
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)
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type RuleDefinition struct {
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Description string
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Create gas.RuleBuilder
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}
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type RuleList map[string]RuleDefinition
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func (rl RuleList) Builders() []gas.RuleBuilder {
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builders := make([]gas.RuleBuilder, 0, len(rl))
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for _, def := range rl {
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builders = append(builders, def.Create)
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}
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return builders
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}
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type RuleFilter func(string) bool
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func NewRuleFilter(action bool, ruleIDs ...string) RuleFilter {
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rulelist := make(map[string]bool)
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for _, rule := range ruleIDs {
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rulelist[rule] = true
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}
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return func(rule string) bool {
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if _, found := rulelist[rule]; found {
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return action
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}
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return !action
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}
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}
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// Generate the list of rules to use
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func Generate(filters ...RuleFilter) RuleList {
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rules := map[string]RuleDefinition{
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// misc
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"G101": RuleDefinition{"Look for hardcoded credentials", NewHardcodedCredentials},
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"G102": RuleDefinition{"Bind to all interfaces", NewBindsToAllNetworkInterfaces},
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"G103": RuleDefinition{"Audit the use of unsafe block", NewUsingUnsafe},
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"G104": RuleDefinition{"Audit errors not checked", NewNoErrorCheck},
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"G105": RuleDefinition{"Audit the use of big.Exp function", NewUsingBigExp},
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// injection
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"G201": RuleDefinition{"SQL query construction using format string", NewSqlStrFormat},
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"G202": RuleDefinition{"SQL query construction using string concatenation", NewSqlStrConcat},
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"G203": RuleDefinition{"Use of unescaped data in HTML templates", NewTemplateCheck},
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"G204": RuleDefinition{"Audit use of command execution", NewSubproc},
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// filesystem
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"G301": RuleDefinition{"Poor file permissions used when creating a directory", NewMkdirPerms},
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"G302": RuleDefinition{"Poor file permisions used when creation file or using chmod", NewFilePerms},
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"G303": RuleDefinition{"Creating tempfile using a predictable path", NewBadTempFile},
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// crypto
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"G401": RuleDefinition{"Detect the usage of DES, RC4, or MD5", NewUsesWeakCryptography},
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"G402": RuleDefinition{"Look for bad TLS connection settings", NewIntermediateTlsCheck},
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"G403": RuleDefinition{"Ensure minimum RSA key length of 2048 bits", NewWeakKeyStrength},
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"G404": RuleDefinition{"Insecure random number source (rand)", NewWeakRandCheck},
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// blacklist
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"G501": RuleDefinition{"Import blacklist: crypto/md5", NewBlacklist_crypto_md5},
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"G502": RuleDefinition{"Import blacklist: crypto/des", NewBlacklist_crypto_des},
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"G503": RuleDefinition{"Import blacklist: crypto/rc4", NewBlacklist_crypto_rc4},
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"G504": RuleDefinition{"Import blacklist: net/http/cgi", NewBlacklist_net_http_cgi},
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}
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for rule := range rules {
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for _, filter := range filters {
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if filter(rule) {
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delete(rules, rule)
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}
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}
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}
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return rules
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}
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