Vulnerability Details : CVE-2018-7262
In Ceph before 12.2.3 and 13.x through 13.0.1, the rgw_civetweb.cc RGWCivetWeb::init_env function in radosgw doesn't handle malformed HTTP headers properly, allowing for denial of service.
Vulnerability category: Denial of service
Products affected by CVE-2018-7262
- cpe:2.3:a:redhat:ceph:*:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph:13.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph:13.0.1:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:27:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-7262
0.57%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 75 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-7262
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2018-7262
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-7262
-
https://bugzilla.redhat.com/show_bug.cgi?id=1546611
1546611 – CVE-2018-7262 ceph: Malformed HTTP requests handled in rgw_civetweb.cc:RGW::init_env() can lead to NULL pointer dereference [fedora-all]Issue Tracking
-
https://access.redhat.com/errata/RHSA-2018:0546
RHSA-2018:0546 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:0548
RHSA-2018:0548 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://github.com/ceph/ceph/pull/20488
rgw: make init env methods return an error by theanalyst · Pull Request #20488 · ceph/ceph · GitHubIssue Tracking;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/74VI6EPZ6LD2O4JJXJBTYQ4U4VUO2ZDO/
[SECURITY] Fedora 27 Update: ceph-12.2.4-1.fc27 - package-announce - Fedora Mailing-ListsThird Party Advisory
-
http://tracker.ceph.com/issues/23039
Bug #23039: abort early if frontends signal an initialization error - rgw - CephIssue Tracking;Vendor Advisory
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