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CVE-2019-16127

29
FAUCET Score

CVE-2019-16127 describes a critical integer overflow vulnerability within the Atmel Advanced Software Framework (ASF) 4, impacting Microchip's advanced_software_framework_4. With a CVSS score of 9.1, this vulnerability is easily exploitable over the network with low attack complexity, potentially leading to high confidentiality and integrity impacts. There is currently no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. Furthermore, the vulnerability has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microchip:advanced_software_framework_4:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.98%
Probability of exploitation in next 30 days
EPSS Percentile
78.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0198 is in the 67th percentile among its peer group of 36,821 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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

census-labs.com / news/2020/10/21/microchip-asf4-integer-overflows-in-flash_read-flash_write-and-flash_append
ExploitPress/Media CoverageThird Party Advisory
microchip.com / mplab/avr-support/advanced-software-framework
ProductVendor Advisory
openwall.com / lists/oss-security/2020/10/22/1
Mailing ListThird Party Advisory