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CVE-2025-45864

18
FAUCET Score

CVE-2025-45864 is a buffer overflow vulnerability affecting TOTOLINK A3002R v4.0.0-B20230531.1404, specifically within the formDhcpv6s interface via the addrPoolStart parameter. This medium-severity vulnerability (CVSS 5.4) can be exploited over the adjacent network with low attack complexity and no user interaction, potentially leading to limited confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.0-b20230531.1404CPE matchmatch criteria
cpe:2.3:o:totolink:a3002r_firmware:4.0.0-b20230531.1404:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.89%
Probability of exploitation in next 30 days
EPSS Percentile
89.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0389 is in the 97th percentile among its peer group of 1,802 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / Jiangxiazhe/IOT_hack/blob/main/TOTOLINK/A3002R/8/overflow.md
ExploitThird Party Advisory
totolink.net / home/menu/detail/menu_listtpl/download/id/258/ids/36.html
Product