RIPE NCC RPKI Validator prior 3.1-2020.07.06.14.28 RRDP Fetch certificate validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.8 | $0-$5k | 0.00 |
A vulnerability was found in RIPE NCC RPKI Validator. It has been classified as critical. Affected is an unknown functionality of the component RRDP Fetch Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
** DISPUTED ** An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28. RRDP fetches proceed even with a lack of validation of a TLS HTTPS endpoint. This allows remote attackers to bypass intended access restrictions, or to trigger denial of service to traffic directed to co-dependent routing systems. NOTE: third parties assert that the behavior is intentionally permitted by RFC 8182.
The weakness was released 07/30/2020. This vulnerability is traded as CVE-2020-16163 since 07/30/2020. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.
The real existence of this vulnerability is still doubted at the moment.
Upgrading to version 3.1-2020.07.06.14.28 eliminates this vulnerability.
Entries connected to this vulnerability are available at 159217 and 159215.
Product
Vendor
Name
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.2VulDB Meta Temp Score: 8.0
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.1
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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
Class: Certificate validationCWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: RPKI Validator 3.1-2020.07.06.14.28
Timeline
07/30/2020 🔍07/30/2020 🔍
07/31/2020 🔍
07/31/2020 🔍
Sources
Status: Not definedDisputed: 🔍
CVE: CVE-2020-16163 (🔍)
See also: 🔍
Entry
Created: 07/31/2020 06:35Updated: 07/31/2020 06:40
Changes: 07/31/2020 06:35 (39), 07/31/2020 06:40 (17)
Complete: 🔍
Cache ID: 3:DFF:103
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