CVE-2023-28846

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.03% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 63.5% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2023-03-30 19:57Z3 YR AGO

Last updated

2025-02-11 18:46Z1 YR AGO

Reserved

2023-03-24

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

• CWE-400Uncontrolled Resource ConsumptionClass

Data version

5.1

Document digest

4241cf0d8529846bbccfbd0b0d0af9c8b754f67d642419eb555798ad3dfa30bd

• github.comhttps://github.com/unpoly/unpoly-rails/security/advisories/GHSA-m875-3xf6-mf78x_refsource_CONFIRM
• github.comhttps://github.com/unpoly/unpoly-rails/commit/cd9ad0007daceeb3b2354fdcab4f88350427bf16x_refsource_MISC
• docs.nginx.comhttps://docs.nginx.com/nginx/admin-guide/load-balancer/http-health-check/#passive-health-checksx_refsource_MISC
• github.comhttps://github.com/unpoly/unpoly-rails/x_refsource_MISC
• makandracards.comhttps://makandracards.com/operations/537537-nginx-proxy-buffer-tuningx_refsource_MISC
• tryhexadecimal.comhttps://tryhexadecimal.com/guides/http/414-request-uri-too-longx_refsource_MISC
• unpoly.comhttps://unpoly.com/up.protocolx_refsource_MISC