What is CVE-2014-4705?

CVE-2014-4705 is a high-severity vulnerability in Huawei Ar1200, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2018-01-30.

How severe is CVE-2014-4705?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Huawei Ar1200

CVE-2014-4705

Multiple heap-based buffer overflows in the eSap software platform in Huawei Campus S9300, S7700, S9700, S5300, S5700, S6300, and S6700 series switches; AR150, AR160, AR200, AR1200, AR2200, AR3200, AR530, NetEngine16EX, SRG1300, SRG2300, and SRG3300 series routers; and WLAN AC6005, AC6605, and ACU2 access controllers allow remote attackers to cause a denial of service (device restart) via a crafted length field in a packet.

Vulnerability class: Buffer Overflow

Published 2018-01-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.6th percentile), scored 2026-11-01.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Huawei Ar1200
Huawei Ar1200 Firmware — versions v200r003c00spc100, v200r003c00spc200, v200r003c01spc100
Huawei Ar150
Huawei Ar150 Firmware — versions v200r003c00spc100, v200r003c00spc200, v200r003c01spc100
Huawei Ar160
Huawei Ar160 Firmware — versions v200r003c00spc100, v200r003c00spc200, v200r003c01spc100
Huawei Ar200
Huawei Ar200 Firmware — versions v200r003c00spc100, v200r003c00spc200, v200r003c01spc100
Huawei Ar2200
Huawei Ar2200 Firmware — versions v200r003c00spc100, v200r003c00spc200, v200r003c01spc100

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

secunia.com/advisories/59349 (Permissions Required, third-party-advisory)
www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-3451… (Vendor Advisory)

Frequently asked questions

What is CVE-2014-4705?: CVE-2014-4705 is a high-severity vulnerability in Huawei Ar1200, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2018-01-30.
How severe is CVE-2014-4705?: High severity. CVSS v3 base score is 7.5 out of 10.