cPanel up to 62.0.3 WHM SSL certificate Generation Email certificate validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.1 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in cPanel up to 62.0.3 (Hosting Control Software). This vulnerability affects an unknown part of the component WHM SSL certificate Generation. The manipulation with an unknown input leads to a certificate validation vulnerability (Email). The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
In cPanel before 62.0.4, WHM SSL certificate generation uses an unreserved e-mail address (SEC-209).
The weakness was disclosed 08/05/2019 (Website). The advisory is shared for download at documentation.cpanel.net. This vulnerability was named CVE-2017-18479 since 07/31/2019. The exploitation appears to be easy. The attack can be initiated remotely. A single authentication is necessary for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.
Upgrading to version 62.0.4 eliminates this vulnerability.
The entries 139354, 139355, 139356 and 139357 are pretty similar.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.4VulDB Meta Temp Score: 6.2
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Name: EmailClass: Certificate validation / Email
CWE: CWE-295 / CWE-287
ATT&CK: T1587.003
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: cPanel 62.0.4
Timeline
07/31/2019 🔍08/05/2019 🔍
08/05/2019 🔍
07/21/2020 🔍
Sources
Advisory: documentation.cpanel.netStatus: Not defined
Confirmation: 🔍
CVE: CVE-2017-18479 (🔍)
See also: 🔍
Entry
Created: 08/05/2019 21:59Updated: 07/21/2020 09:06
Changes: 08/05/2019 21:59 (58), 07/21/2020 09:06 (1)
Complete: 🔍
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