How severe is CVE-2014-4706?

CVE-2014-4706 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2014-4706 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-4706?

CVE-2014-4706 primarily affects Huawei Campus S3700hi Firmware. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-4706?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-4706 published?

CVE-2014-4706 was published on 2017-04-02 and last updated on 2026-06-17.

CVE-2014-4706

CVE-2014-4706 is a high-severity vulnerability in Huawei Campus S3700hi Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Huawei Campus S3700hi Firmware
Published: 2017-04-02
Last modified: 2026-06-17

Description

Huawei Campus S3700HI with software V200R001C00SPC300; Campus S5700 with software V200R002C00SPC100; Campus S7700 with software V200R003C00SPC300,V200R003C00SPC500; LSW S9700 with software V200R001C00SPC300,V200R003C00SPC300,V200R003C00SPC500; S2350 with software V200R003C00SPC300; S2750 with software V200R003C00SPC300; S5300 with software V200R001C00SPC300,V200R002C00SPC100,V200R003C00SPC300; S5700 with software V200R001C00SPC300,V200R003C00SPC300; S6300 with software V200R001C00SPC300,V200R002C00SPC100,V200R003C00SPC300; S6700 S3300HI with software V200R001C00SPC300,V200R002C00SPC100,V200R003C00SPC300; S7700 with software V200R001C00SPC300; S9300 with software V200R001C00SPC300,V200R003C00SPC300,V200R003C00SPC500; S9300E with software V200R003C00SPC300,V200R003C00SPC500 allow attackers to keep sending malformed packets to cause a denial of service (DoS) attack, aka a heap overflow.

Frequently asked questions

What is CVE-2014-4706?: Huawei Campus S3700HI with software V200R001C00SPC300; Campus S5700 with software V200R002C00SPC100; Campus S7700 with software V200R003C00SPC300,V200R003C00SPC500; LSW S9700 with software V200R001C00SPC300,V200R003C00SPC300,V200R003C00SPC500; S2350 with software V200R003C00SPC300; S2750 with software V200R003C00SPC300; S5300 with software V200R001C00SPC300,V200R002C00SPC100,V200R003C00SPC300; S5700 with software V200R001C00SPC300,V200R003C00SPC300; S6300 with software V200R001C00SPC300,V200R002C00SPC100,V200R003C00SPC300; S6700 S3300HI with software V200R001C00SPC300,V200R002C00SPC100,V200R003C00SPC300; S7700 with software V200R001C00SPC300; S9300 with software V200R001C00SPC300,V200R003C00SPC300,V200R003C00SPC500; S9300E with software V200R003C00SPC300,V200R003C00SPC500 allow attackers to keep sending malformed packets to cause a denial of service (DoS) attack, aka a heap overflow.
How severe is CVE-2014-4706?: CVE-2014-4706 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2014-4706 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-4706?: CVE-2014-4706 primarily affects Huawei Campus S3700hi Firmware. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-4706?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-4706 published?: CVE-2014-4706 was published on 2017-04-02 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/hw-343218

Affected products (27)

cpe:2.3:o:huawei:campus_s3700hi_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5700_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6700_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s3300hi_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6300_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s9300_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s7700_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:lsw_s9700_firmware:v200r001c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:campus_s5700_firmware:v200r002c00spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6700_firmware:v200r002c00spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r002c00spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6300_firmware:v200r002c00spc100:*:*:*:*:*:*:*
cpe:2.3:o:huawei:campus_s7700_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s9300_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s9300e_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5300_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s5700_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6300_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s6700_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2350_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s2750_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:lsw_s9700_firmware:v200r003c00spc300:*:*:*:*:*:*:*
cpe:2.3:o:huawei:campus_s7700_firmware:v200r003c00spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s9300_firmware:v200r003c00spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:s9300e_firmware:v200r003c00spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:lsw_s9700_firmware:v200r003c00spc500:*:*:*:*:*:*:*

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…
CVE-2026-76008 — Critical (CVSS 10.0): A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file…
CVE-2026-75784 — Critical (CVSS 10.0): A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of…
CVE-2026-74843 — Critical (CVSS 10.0): A vulnerability was determined in Wavlink WN531P3 and WN535M1 V250922. Affected by this vulnerability is the function…
CVE-2026-16367 — Critical (CVSS 10.0): Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →