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CVE-2021-25657

26
FAUCET Score

CVE-2021-25657 describes a privilege escalation vulnerability in Avaya IP Office Admin Lite and USB Creator, affecting versions 11.1 Feature Pack 2 Service Pack 1 and earlier. This vulnerability carries a high CVSS score of 7.8, indicating that a local, low-privileged user could escalate their privileges with low attack complexity, potentially leading to high impact on confidentiality, integrity, and availability. While severe, there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 11.1CPE matchmatch criteria
cpe:2.3:a:avaya:ip_office:*:*:*:*:*:*:*:*
11.1CPE matchmatch criteria
cpe:2.3:a:avaya:ip_office:11.1:-:*:*:*:*:*:*
11.1CPE matchmatch criteria
cpe:2.3:a:avaya:ip_office:11.1:feature_pack1:*:*:*:*:*:*
11.1CPE matchmatch criteria
cpe:2.3:a:avaya:ip_office:11.1:feature_pack1_service_pack1:*:*:*:*:*:*
11.1CPE matchmatch criteria
cpe:2.3:a:avaya:ip_office:11.1:feature_pack2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.25%
Probability of exploitation in next 30 days
EPSS Percentile
15.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0025 is in the 49th percentile among its peer group of 17,061 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / mandiant/Vulnerability-Disclosures/blob/master/2022/MNDT-2022-0037/MNDT-2022-0037.md
ExploitThird Party Advisory
support.avaya.com / css/P8/documents/101083319
PatchVendor Advisory