CVE-2018-1127

Tendrl API in Red Hat Gluster Storage before 3.4.0 does not immediately remove session tokens...

4.2 MediumFix available

CVE-2018-1127 is a medium vulnerability (CVSS 4.2) in Red Hat Gluster Storage, published September 11, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. Fixed in tendrl-commons 0:1.6.3-12.el7rhgs.

Tendrl API in Red Hat Gluster Storage before 3.4.0 does not immediately remove session tokens after a user logs out. Session tokens remain active for a few minutes allowing attackers to replay tokens acquired via sniffing/MITM attacks and authenticate as the target user.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

1.26%Up 0.2 points since Apr 14, 2021

What each source reports

CVE List Score used 4.2

Record: CVE-2018-1127
CVSS 3.0: 4.2 MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness: CWE-613
Updated: 2026-11-02

EUVDEUVD-2018-11771 4.2

Record: EUVD-2018-11771
CVSS 3.0: 4.2 MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-jwq3-h8rx-wcwj 8.1

Tendrl API in Red Hat Gluster Storage before 3.4.0 does not immediately remove session tokens...

Record: GHSA-jwq3-h8rx-wcwj
CVSS 3.0: 8.1 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-384
Updated: 2026-11-02

NVD 4.2

Record: CVE-2018-1127
CVSS 3.0: 4.2 MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS 3.0: 8.1 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness: CWE-613, CWE-384
Updated: 2026-11-02

OSVRHSA-2018:2616 4.2

Red Hat Security Advisory: RHGS WA security, bug fix, and enhancement update

Record: RHSA-2018:2616
CVSS 3.0: 4.2 MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`tendrl-commons` Red Hat:storage:3.4:na:el7	before 0:1.6.3-12.el7rhgs	0:1.6.3-12.el7rhgs
`tendrl-gluster-integration` Red Hat:storage:3.4:na:el7	before 0:1.6.3-10.el7rhgs	0:1.6.3-10.el7rhgs
`tendrl-node-agent` Red Hat:storage:3.4:na:el7	before 0:1.6.3-10.el7rhgs	0:1.6.3-10.el7rhgs
`python-flask` Red Hat:storage:3.4:wa:el7	before 1:0.10.1-5.el7rhgs	1:0.10.1-5.el7rhgs
`python-flask-doc` Red Hat:storage:3.4:wa:el7	before 1:0.10.1-5.el7rhgs	1:0.10.1-5.el7rhgs
`python-itsdangerous` Red Hat:storage:3.4:wa:el7	before 0:0.23-2.el7	0:0.23-2.el7
`tendrl-ansible` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-7.el7rhgs	0:1.6.3-7.el7rhgs
`tendrl-api` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-5.el7rhgs	0:1.6.3-5.el7rhgs
`tendrl-api-httpd` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-5.el7rhgs	0:1.6.3-5.el7rhgs
`tendrl-commons` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-12.el7rhgs	0:1.6.3-12.el7rhgs

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Affected packages
Package	Affected	Fixed
`tendrl-grafana-plugins` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-11.el7rhgs	0:1.6.3-11.el7rhgs
`tendrl-monitoring-integration` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-11.el7rhgs	0:1.6.3-11.el7rhgs
`tendrl-node-agent` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-10.el7rhgs	0:1.6.3-10.el7rhgs
`tendrl-notifier` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-4.el7rhgs	0:1.6.3-4.el7rhgs
`tendrl-ui` Red Hat:storage:3.4:wa:el7	before 0:1.6.3-11.el7rhgs	0:1.6.3-11.el7rhgs

History

History
When	Changed	Sources
2026-11-03	aliases	EUVD
2026-11-02	created	CVE List, GitHub Advisories, NVD, OSV

References

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