CVE-2017-2773

highpriority · track · 40EPSS 0.021 · 82 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.13% (82nd) EPSS

CVSS 7.5 · high

Is it mine?

124 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

An issue was discovered in Pivotal PCF Elastic Runtime 1.6.x versions prior to 1.6.60, 1.7.x versions prior to 1.7.41, 1.8.x versions prior to 1.8.23, and 1.9.x versions prior to 1.9.1. Incomplete validation logic in JSON Web Token (JWT) libraries can allow unprivileged attackers to impersonate other users in multiple components included in PCF Elastic Runtime, aka an "Unauthenticated JWT signing algorithm in multiple components" issue.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.09criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

affected products (124)

Products and version ranges known to be affected.

n/a PCF Elastic Runtime≤ PCF Elastic Runtimeenisa_euvdEU
pivotal software cloud foundry elastic runtime= 1.6.0nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.1nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.10nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.11nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.12nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.13nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.14nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.15nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.16nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.17nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.18nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.19nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.2nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.20nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.21nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.22nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.23nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.24nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*
pivotal software cloud foundry elastic runtime= 1.6.25nvdUScpe:2.3:a:pivotal_software:cloud_foundry_elastic_runtime:*:*:*:*:*:*:*:*

showing 20 of 124

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2017-06-13modified 2026-06-17

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+25194 more

references (6)

External citations — patches, advisories, analysis.

http://www.securityfocus.com/bid/97135 cnnvd
https://pivotal.io/security/cve-2017-2773 cnnvd
http://www.securityfocus.com/bid/97135 enisa_euvd
https://pivotal.io/security/cve-2017-2773 enisa_euvd
http://www.securityfocus.com/bid/97135Third Party AdvisoryVDB Entrynvd
https://pivotal.io/security/cve-2017-2773MitigationVendor Advisorynvd

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