VulnerabilityAnalyzed
CVE-2023-27539
There is a denial of service vulnerability in the header parsing component of Rack.
MEDIUM 5.3EPSS 1.08%
Does this matter?
Lower severity and a low EPSS score (1.08%). Track it; it rarely justifies an emergency change on its own.
Description
There is a denial of service vulnerability in the header parsing component of Rack.
- CVSS 3.1
- 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- EPSS
- 1.08% probability · 63th percentile
- CISA KEV
- Not listed
- Affected
- rack/rack · debian/debian linux
- Source
- support@hackerone.com
References
- https://discuss.rubyonrails.org/t/cve-2023-27539-possible-denial-of-service-vulnerability-in-racks-header-parsing/82466Vendor Advisory
- https://github.com/advisories/GHSA-c6qg-cjj8-47qpPatch, Third Party Advisory
- https://github.com/rack/rack/commit/231ef369ad0b542575fb36c74fcfcfabcf6c530cPatch
- https://github.com/rack/rack/commit/ee7919ea04303717858be1c3f16b406adc6d8cffPatch
- https://lists.debian.org/debian-lts-announce/2023/04/msg00017.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20231208-0016/Third Party Advisory
- https://www.debian.org/security/2023/dsa-5530Mailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.