CVE-2020-1759

Name	CVE-2020-1759
Description	A vulnerability was found in Red Hat Ceph Storage 4 and Red Hat Openshift Container Storage 4.2 where, A nonce reuse vulnerability was discovered in the secure mode of the messenger v2 protocol, which can allow an attacker to forge auth tags and potentially manipulate the data by leveraging the reuse of a nonce in a session. Messages encrypted using a reused nonce value are susceptible to serious confidentiality and integrity attacks.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	956139

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
ceph (PTS)	jessie, jessie (lts)	0.80.7-2+deb8u6	fixed
	stretch (security)	10.2.11-2+deb9u1	fixed
	stretch (lts), stretch	10.2.11-2+deb9u2	fixed
	buster (security), buster, buster (lts)	12.2.11+dfsg1-2.1+deb10u1	fixed
	bullseye	14.2.21-1	fixed
	bookworm	16.2.11+ds-2	fixed
	trixie	18.2.4+ds-9	fixed
	sid	18.2.4+ds-10	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Debian Bugs
ceph	source	jessie	(not affected)
ceph	source	stretch	(not affected)
ceph	source	buster	(not affected)
ceph	source	(unstable)	14.2.9-1	956139

Notes

[buster] - ceph <not-affected> (Vulnerable code not present)
[stretch] - ceph <not-affected> (Vulnerable code not present)
[jessie] - ceph <not-affected> (Vulnerable code not present)
Introduced with: https://github.com/ceph/ceph-ci/commit/fe387e02b11df98357d8cdbfa3b1f1d5f2bb3f74
Fixed by: https://github.com/ceph/ceph-ci/commit/84d2e215969cde830b086d11544aeb3666614211
Fixed by: https://github.com/ceph/ceph-ci/commit/659ec7dc6e30fe961832f813da007f49e603a33d
https://www.openwall.com/lists/oss-security/2020/04/07/2