Cyber Resilience

CVE-2022-31683

MediumPublic PoC

Published: 19 December 2022

Published
19 December 2022
Modified
16 April 2025
KEV Added
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Patch
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CVSS Score v3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS Score 0.0022 44.2th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-31683 is a medium-severity Authorization Bypass Through User-Controlled Key (CWE-639) vulnerability in Pivotal Software Concourse. Its CVSS base score is 5.4 (Medium).

Operationally, ranked at the 44.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Concourse (7.x.y prior to 7.8.3 and 6.x.y prior to 6.7.9) contains an authorization bypass issue. A Concourse user can send a request with body including :team_name=team2 to bypass team scope check to gain access to certain resources belong to any…

more

other team.

CWE(s)
NVD-CWE-OtherCWE-639

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

pivotal software
concourse
6.0.0 — 6.7.9 · 7.0.0 — 7.8.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

AC-24 Access Control Decisions
addresses: CWE-639

Per-request decision making makes it harder to bypass authorization using user-controlled keys without proper validation in the decision process.

AC-3 Access Enforcement
addresses: CWE-639

Consistent enforcement of approved authorizations makes bypassing via user-controlled keys ineffective.

References