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Improper Authentication Affecting ceph package, versions <12.2.8+dfsg1-1

Severity

 Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.19% (57th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-CEPH-315738
  • published11 Jul 2018
  • disclosed10 Jul 2018
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Introduced: 10 Jul 2018

CVE-2018-1129  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade Debian:unstable ceph to version 12.2.8+dfsg1-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ceph package and not the ceph package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

A flaw was found in the way signature calculation was handled by cephx authentication protocol. An attacker having access to ceph cluster network who is able to alter the message payload was able to bypass signature checks done by cephx protocol. Ceph branches master, mimic, luminous and jewel are believed to be vulnerable.