openfortivpn 1.11.0 tunnel.c Certificate certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in openfortivpn 1.11.0 and classified as problematic. This affects an unknown part of the file tunnel.c. The manipulation as part of Certificate leads to certificate validation. This vulnerability is listed as CVE-2020-7042. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in openfortivpn 1.11.0. It has been rated as problematic. This issue affects an unknown part of the file tunnel.c. The manipulation as part of a Certificate leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is integrity. The summary by CVE is:

An issue was discovered in openfortivpn 1.11.0 when used with OpenSSL 1.0.2 or later. tunnel.c mishandles certificate validation because the hostname check operates on uninitialized memory. The outcome is that a valid certificate is never accepted (only a malformed certificate may be accepted).

The weakness was presented 02/27/2020. The identification of this vulnerability is CVE-2020-7042 since 01/14/2020. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See VDB-150712 and VDB-150714 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • OpenSSL 1.0.2

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

01/14/2020 🔍
02/27/2020 +44 days 🔍
02/28/2020 +1 days 🔍
04/07/2024 +1500 days 🔍

Sourcesinfo

Advisory: 9eee997d599a89492281fc7ffdd79d88cd61afc3
Status: Not defined

CVE: CVE-2020-7042 (🔍)
GCVE (CVE): GCVE-0-2020-7042
GCVE (VulDB): GCVE-100-150713
See also: 🔍

Entryinfo

Created: 02/28/2020 15:34
Updated: 04/07/2024 12:10
Changes: 02/28/2020 15:34 (38), 02/28/2020 15:39 (17), 04/07/2024 12:02 (19), 04/07/2024 12:10 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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