-
Notifications
You must be signed in to change notification settings - Fork 106
/
lint_e_server_cert_valid_time_longer_than_398_days.go
61 lines (50 loc) · 2.01 KB
/
lint_e_server_cert_valid_time_longer_than_398_days.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
/*
* ZLint Copyright 2021 Regents of the University of Michigan
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
package apple
import (
"time"
"github.com/zmap/zcrypto/x509"
"github.com/zmap/zlint/v3/lint"
"github.com/zmap/zlint/v3/util"
)
type serverCertValidityTooLong struct{}
func init() {
lint.RegisterLint(&lint.Lint{
Name: "e_tls_server_cert_valid_time_longer_than_398_days",
Description: "TLS server certificates issued on or after September 1, 2020 " +
"00:00 GMT/UTC must not have a validity period greater than 398 days",
Citation: "https://support.apple.com/en-us/HT211025",
Source: lint.AppleRootStorePolicy,
EffectiveDate: util.AppleReducedLifetimeDate,
Lint: &serverCertValidityTooLong{},
})
}
func (l *serverCertValidityTooLong) Initialize() error {
return nil
}
func (l *serverCertValidityTooLong) CheckApplies(c *x509.Certificate) bool {
return util.IsServerAuthCert(c) && !c.IsCA
}
func (l *serverCertValidityTooLong) Execute(c *x509.Certificate) *lint.LintResult {
// "TLS server certificates issued on or after September 1, 2020 00:00 GMT/UTC
// must not have a validity period greater than 398 days."
maxValidity := 398 * appleDayLength
// RFC 5280, section 4.1.2.5: "The validity period for a certificate is the period
// of time from notBefore through notAfter, inclusive."
certValidity := c.NotAfter.Add(1 * time.Second).Sub(c.NotBefore)
if certValidity > maxValidity {
return &lint.LintResult{Status: lint.Error}
}
return &lint.LintResult{Status: lint.Pass}
}