SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-1128

It was found that cephx authentication protocol did not verify ceph clients correctly and was vulnerable to replay attack.

HIGH 7.5EPSS 1.37%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.37%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

It was found that cephx authentication protocol did not verify ceph clients correctly and was vulnerable to replay attack. Any attacker having access to ceph cluster network who is able to sniff packets on network can use this vulnerability to authenticate with ceph service and perform actions allowed by ceph service. Ceph branches master, mimic, luminous and jewel are believed to be vulnerable.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.37% probability · 70th percentile
CISA KEV
Not listed
Weakness
CWE-294, CWE-287
Affected
redhat/ceph storage · redhat/ceph storage mon · redhat/ceph storage osd · redhat/enterprise linux · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation · redhat/ceph · debian/debian linux · opensuse/leap
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.