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CVE-2019-5255

19
FAUCET Score

CVE-2019-5255 describes a Denial of Service (DoS) vulnerability in various Huawei products, including AP2000, NIP series, S5700, SVN series, Secospace, USG series, and eSpace U1981. An attacker can exploit this by sending specially crafted messages from an FTP client, leading to an out-of-bounds read and a DoS condition. Rated Medium severity (CVSS 5.5), this vulnerability has a local attack vector with low complexity, resulting in high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
v200r005c30CPE matchmatch criteria
cpe:2.3:o:huawei:ap2000_firmware:v200r005c30:*:*:*:*:*:*:*
v200r006c10CPE matchmatch criteria
cpe:2.3:o:huawei:ap2000_firmware:v200r006c10:*:*:*:*:*:*:*
v200r006c20CPE matchmatch criteria
cpe:2.3:o:huawei:ap2000_firmware:v200r006c20:*:*:*:*:*:*:*
v200r007c10CPE matchmatch criteria
cpe:2.3:o:huawei:ap2000_firmware:v200r007c10:*:*:*:*:*:*:*
v200r007c20CPE matchmatch criteria
cpe:2.3:o:huawei:ap2000_firmware:v200r007c20:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.20%
Probability of exploitation in next 30 days
EPSS Percentile
9.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0020 is in the 48th percentile among its peer group of 15,937 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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

huawei.com / en/psirt/security-advisories/huawei-sa-20191211-01-ssp-en
Vendor Advisory