CVE-2019-3777

HIGHCVSS 8/10EPSS 1.91%

Last modified

CVE-2019-3777 is a high-severity vulnerability rated 8/10 on the CVSS scale. Pivotal Application Service (PAS), versions 2.2.x prior to 2.2.12, 2.3.x prior to 2.3.7 and 2.4.x prior to 2.4.3, contain apps manager that uses a cloud controller proxy that fails to verify SSL certs. A remote unauthenticated attacker that could hijack the Cloud Controller's DNS record could intercept access tokens sent to the Cloud Controller, giving the attacker access to the user's resources in the Cloud Controller. EPSS estimates a 1.91% chance of exploitation in the next 30 days.

Description

Pivotal Application Service (PAS), versions 2.2.x prior to 2.2.12, 2.3.x prior to 2.3.7 and 2.4.x prior to 2.4.3, contain apps manager that uses a cloud controller proxy that fails to verify SSL certs. A remote unauthenticated attacker that could hijack the Cloud Controller's DNS record could intercept access tokens sent to the Cloud Controller, giving the attacker access to the user's resources in the Cloud Controller

Metrics

CVSS 3.0
8/10

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N

EPSS Probability
1.91%

77.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Pivotal SoftwareApplication Service>= 2.2.0, < 2.2.12
Pivotal SoftwareApplication Service>= 2.3.0, < 2.3.7
Pivotal SoftwareApplication Service>= 2.4.0, < 2.4.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-3777?
Pivotal Application Service (PAS), versions 2.2.x prior to 2.2.12, 2.3.x prior to 2.3.7 and 2.4.x prior to 2.4.3, contain apps manager that uses a cloud controller proxy that fails to verify SSL certs. A remote unauthenticated attacker that could hijack the Cloud Controller's DNS record could intercept access tokens sent to the Cloud Controller, giving the attacker access to the user's resources in the Cloud Controller
How severe is CVE-2019-3777?
CVE-2019-3777 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 1.91% probability of exploitation in the next 30 days.
How do I fix CVE-2019-3777?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST