No exploitation reported

CVE-2021-22517

No exploitation reported by the sources we read.

Published2021-08-05

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A potential unauthorized privilege escalation vulnerability has been identified in Micro Focus Data Protector. The vulnerability affects versions 10.10, 10.20, 10.30, 10.40, 10.50, 10.60, 10.70, 10.80, 10.0 and 10.91. A privileged user may potentially misuse this feature and thus allow unintended and unauthorized access of data.

Timeline

dates in UTC

2021-08-0521:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-22517?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-22517?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Microfocus data protector

Branch	Affected	Fixed in	Source
10.0	= 10.0	no fix published	NVD
10.10	= 10.10	no fix published	NVD
10.20	= 10.20	no fix published	NVD
10.30	= 10.30	no fix published	NVD
10.40	= 10.40	no fix published	NVD
10.50	= 10.50	no fix published	NVD
10.60	= 10.60	no fix published	NVD
10.70	= 10.70	no fix published	NVD
10.80	= 10.80	no fix published	NVD
10.91	= 10.91	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.8read 2026-10-23
NVDCVSS 2.06.5read 2026-10-23
FIRST EPSSEPSS score1.0 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2021-08-05
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2021-22517?

Is CVE-2021-22517 actively exploited?

Active exploitation of CVE-2021-22517 has not been confirmed. Its EPSS score was 1.0% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-22517?

CVE-2021-22517 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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