SB2018082212 - OpenSUSE Linux update for ceph
Published: August 22, 2018
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Assertion failure (CVE-ID: CVE-2017-16818)
CWE-ID: CWE-617 - Reachable Assertion
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.
The vulnerability exists due to assertion failure and application exit. A remote attacker can leverage "full" privileges, post an invalid profile to the admin API, related to rgw/rgw_iam_policy.cc, rgw/rgw_basic_types.h, and rgw/rgw_iam_types.h and cause the service to crash.
2) Denial of service (CVE-ID: CVE-2018-7262)
CWE-ID: CWE-113 - Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote unauthenticated attacker to perform HTTP response splitting attack.
The weakness exists in the rgw_civetweb.cc RGWCivetWeb::init_envfunction due to improper handling of HTTP headers. A remote attacker can send a specially crafted HTTP header and cause the service to crash.
Remediation
Install update from vendor's website.