Avaya Aura Utility Services Privilege Escalation Vulnerability

published 2021-06-24 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-12542

cvss: 7.7; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits: 0; none known

A privilege escalation vulnerability was discovered in Avaya Aura Utility Services that may potentially allow a local user to execute specially crafted scripts as a privileged user. Affects all 7.x versions of Avaya Aura Utility Services

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-07-30)

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.7	CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
NVD	3.1	8.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
NVD	2.0	4.6	AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

Avaya Avaya Aura Utility Services
avaya aura_utility_services

Classification

Weakness

CWE-250 Execution with Unnecessary Privileges
CWE-269 Improper Privilege Management

References

support.avaya.com /css/P8/documents/101072728
vendor-advisory

Sources

CVE List CVE-2021-25650
NVD CVE-2021-25650

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary