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CVE-2016-8798

19
FAUCET Score

CVE-2016-8798 describes a denial-of-service vulnerability affecting Huawei USG5500 firewalls running specific V300R001C00 software versions. Attackers can bypass the anti-DDoS module, leading to a denial of service on backend servers. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low attack complexity, requiring no user interaction. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
v300r001c00CPE matchmatch criteria
cpe:2.3:o:huawei:usg5500_firmware:v300r001c00:*:*:*:*:*:*:*
v300r001c10CPE matchmatch criteria
cpe:2.3:o:huawei:usg5500_firmware:v300r001c10:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.01%
Probability of exploitation in next 30 days
EPSS Percentile
59.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0101 is in the 36th percentile among its peer group of 51,455 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

huawei.com / en/psirt/security-advisories/huawei-sa-20161026-01-usg-en
Vendor Advisory
securityfocus.com / bid/93891
Third Party AdvisoryVDB Entry