VulnerabilityModified
CVE-2021-3531
When processing a GET Request for a swift URL that ends with two slashes it can cause the rgw to crash, resulting in a denial of service.
MEDIUM 5.3EPSS 2.43%
Does this matter?
Lower severity and a low EPSS score (2.43%). Track it; it rarely justifies an emergency change on its own.
Description
A flaw was found in the Red Hat Ceph Storage RGW in versions before 14.2.21. When processing a GET Request for a swift URL that ends with two slashes it can cause the rgw to crash, resulting in a denial of service. The greatest threat to the system is of availability.
- 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
- 2.43% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20, CWE-617
- Affected
- redhat/ceph · redhat/ceph storage · fedoraproject/fedora
- Source
- secalert@redhat.com
References
- http://www.openwall.com/lists/oss-security/2021/05/14/5Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/05/17/7Mailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1955326Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FX5ZHI5L7FOHXOSEV3TYBAL66DMLJ7V5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LPCJN2YDZCBMF4FOJXSTAADKFGEQEO7O/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZRUNDH2TJRZRWL3DCH2PQ6KROWTPQ7AJ/
- http://www.openwall.com/lists/oss-security/2021/05/14/5Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/05/17/7Mailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1955326Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FX5ZHI5L7FOHXOSEV3TYBAL66DMLJ7V5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LPCJN2YDZCBMF4FOJXSTAADKFGEQEO7O/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZRUNDH2TJRZRWL3DCH2PQ6KROWTPQ7AJ/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.