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CVE-2021-1280

23
FAUCET Score

CVE-2021-1280 is a DLL hijacking vulnerability affecting Cisco Advanced Malware Protection (AMP) for Endpoints and Immunet for Windows. An authenticated, local attacker with valid credentials could exploit this by placing a malicious DLL, leading to arbitrary code execution with SYSTEM privileges. Rated 7.3 HIGH, this vulnerability requires user interaction (running the vulnerable application) and has a high impact on confidentiality, integrity, and availability. There is no public exploit intelligence, active exploitation, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 7.3.3CPE matchmatch criteria
cpe:2.3:a:cisco:advanced_malware_protection_for_endpoints:*:*:*:*:*:windows:*:*
< 7.3.12CPE matchmatch criteria
cpe:2.3:a:cisco:immunet:*:*:*:*:*:windows:*:*

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
0.44%
Probability of exploitation in next 30 days
EPSS Percentile
36.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0044 is in the 67th percentile among its peer group of 759 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-amp-imm-dll-5PAZ3hRV
Vendor Advisory