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Vulnerability record · CVE-2015-8677 · published 14 April 2016

CVE-2015-8677: Huawei s5300ei firmware vulnerability

Huawei · S5300ei Firmware

Memory leak in Huawei S5300EI, S5300SI, S5310HI, and S6300EI Campus series switches with software V200R003C00 before V200R003SPH011 and V200R005C00 before V200R005SPH008; S2350EI and S5300LI Campus series switches with software V200R003C00 before V200R003SPH011, V200R005C00 before V200R005SPH008, and V200R006C00 before V200R006SPH002; S9300, S7700, and S9700 Campus series switches with software V200R003C00 before V200R003SPH011, V200R005C00 before V200R005SPH009, and V200R006C00 before V200R006SPH003; S5720HI and S5720EI Campus series switches with software V200R006C00 before V200R006SPH002; and S2300 and S3300 Campus series switches with software V100R006C05 before V100R006SPH022 allows remote authenticated users to cause a denial of service (memory consumption and device restart) by logging in and out of the (1) HTTPS or (2) SFTP server, related to SSL session information.

6.5 CVSS 3.0 Medium EPSS 1.1% · top 34.6% CWE-399 · CWE-399
6.5CVSS 3.0 base score, v2 6.8
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
13Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Memory leak in Huawei S5300EI, S5300SI, S5310HI, and S6300EI Campus series switches with software V200R003C00 before V200R003SPH011 and V200R005C00 before V200R005SPH008; S2350EI and S5300LI Campus series switches with software V200R003C00 before V200R003SPH011, V200R005C00 before V200R005SPH008, and V200R006C00 before V200R006SPH002; S9300, S7700, and S9700 Campus series switches with software V200R003C00 before V200R003SPH011, V200R005C00 before V200R005SPH009, and V200R006C00 before V200R006SPH003; S5720HI and S5720EI Campus series switches with software V200R006C00 before V200R006SPH002; and S2300 and S3300 Campus series switches with software V100R006C05 before V100R006SPH022 allows remote authenticated users to cause a denial of service (memory consumption and device restart) by logging in and out of the (1) HTTPS or (2) SFTP server, related to SSL session information.

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

Affected products

13 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160113-03-switch-en Vendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160113-03-switch-en Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2019-5285Huawei s12700 firmware improper input validation vulnerabilitySome Huawei S series switches have a DoS vulnerability. An unauthenticated remote attacker can send crafted packets to the affected device to exploit…EPSS 1.7%7.5CVE-2017-17165Huawei quidway s2700 firmware out-of-bounds read vulnerabilityIPv6 function in Huawei Quidway S2700 V200R003C00SPC300, Quidway S5300 V200R003C00SPC300, Quidway S5700 V200R003C00SPC300, S2300 V200R003C00, V200R00…EPSS 0.97%7.5CVE-2017-8147Huawei ac6005 firmware improper input validation vulnerabilityAC6005 V200R006C10SPC200,AC6605 V200R006C10SPC200,AR1200 with software V200R005C10CP0582T, V200R005C10HP0581T, V200R005C20SPC026T,AR200 with software…EPSS 0.97%7.5CVE-2015-3913Huawei s2300 firmware improper input validation vulnerabilityThe IP stack in multiple Huawei Campus series switch models allows remote attackers to cause a denial of service (reboot) via a crafted ICMP request …EPSS 0.94%7.5CVE-2014-3223Huawei s9300 firmware vulnerabilityHuawei S9300 with software before V100R006SPH013 and S2300,S3300,S5300,S6300 with software before V100R006SPH010 support Y.1731 and therefore have th…EPSS 1.0%7.5CVE-2015-8676Huawei s2350ei firmware memory buffer overflow vulnerabilityMemory leak in Huawei S5300EI, S5300SI, S5310HI, S6300EI/ S2350EI, and S5300LI Campus series switches with software V200R001C00 before V200R001SPH018…EPSS 1.3%5.9CVE-2014-5394Huawei s9300 firmware information exposure vulnerabilityMultiple Huawei Campus switches allow remote attackers to enumerate usernames via vectors involving use of SSH by the maintenance terminal.EPSS 1.7%5.3CVE-2017-2712Huawei s3300 firmware vulnerabilityS3300 V100R006C05 have an Ethernet in the First Mile (EFM) flapping vulnerability due to the lack of type-length-value (TLV) consistency check. An at…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2015-8677), CISA KEV, FIRST EPSS (scores of 2026-10-14). This page is refreshed as NVD updates the record.