Is CVE-2015-8677 in the CISA KEV catalog?

No. CVE-2015-8677 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-8677?

CVE-2015-8677 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2015-8677?

CVE-2015-8677 has an EPSS score of 1.11% (62th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-8677?

Upgrade s2300 firmware to v100r006sph022 or later. Fixes are available for 13 affected products.

CVE & CISA-KEV Catalog

CVE-2015-8677

MEDIUM

6.5

CVSS v3

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.

CWE-399Resource Management Errors

How to fix

Remediation Available

s2300 firmwareNVD

Affected:>= v100r006c05, < v100r006sph022Fixed in:v100r006sph022CVE-2015-8677derived from NVD

s2350ei firmwareNVD

Affected:>= v200r006c00, < v200r006sph002Fixed in:v200r006sph002CVE-2015-8677derived from NVD

s3300 firmwareNVD

Affected:>= v100r006c05, < v100r006sph022Fixed in:v100r006sph022CVE-2015-8677derived from NVD

s5300ei firmwareNVD

Affected:>= v200r005c00, < v200r005sph008Fixed in:v200r005sph008CVE-2015-8677derived from NVD

s5300li firmwareNVD

Affected:>= v200r006c00, < v200r006sph002Fixed in:v200r006sph002CVE-2015-8677derived from NVD

s5300si firmwareNVD

Affected:>= v200r002c00, < v200r003sph011Fixed in:v200r003sph011CVE-2015-8677derived from NVD

s5310hi firmwareNVD

Affected:>= v200r002c00, < v200r003sph011Fixed in:v200r003sph011CVE-2015-8677derived from NVD

s5720ei firmwareNVD

Affected:>= v200r006c00, < v200r006sph002Fixed in:v200r006sph002CVE-2015-8677derived from NVD

s5720hi firmwareNVD

Affected:>= v200r006c00, < v200r006sph002Fixed in:v200r006sph002CVE-2015-8677derived from NVD

s6300ei firmwareNVD

Affected:>= v200r002c00, < v200r003sph011Fixed in:v200r003sph011CVE-2015-8677derived from NVD

s7700 firmwareNVD

Affected:>= v200r006c00, < v200r006sph003Fixed in:v200r006sph003CVE-2015-8677derived from NVD

s9300 firmwareNVD

Affected:>= v200r006c00, < v200r006sph003Fixed in:v200r006sph003CVE-2015-8677derived from NVD

s9700 firmwareNVD

Affected:>= v200r006c00, < v200r006sph003Fixed in:v200r006sph003CVE-2015-8677derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.11%probability of exploitation in 30 days

62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

References

Vendor Advisory1

huawei.com

Related Vulnerabilities

Other CWE-399 (Resource Management Errors) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-3103	High	10.0	90%	-	-
CVE-2009-0075	High	9.3	85%	-	-
CVE-2005-1790	Low	2.6	83%	-	-
CVE-2010-0806	High	8.8	82%	KEV	-
CVE-2009-2526	High	7.8	82%	-	-
CVE-2015-1868	High	7.8	82%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.