Is CVE-2015-3310 in the CISA KEV catalog?

No. CVE-2015-3310 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-3310?

CVE-2015-3310 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2015-3310?

CVE-2015-3310 has an EPSS score of 5.44% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-3310?

Upgrade ppp on debian 11 to 2.4.6-3.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2015-3310

MEDIUMEPSS 92th pctl

4.3

CVSS v2

NVD

Description

Buffer overflow in the rc_mksid function in plugins/radius/util.c in Paul's PPP Package (ppp) 2.4.6 and earlier, when the PID for pppd is greater than 65535, allows remote attackers to cause a denial of service (crash) via a start accounting message to the RADIUS server.

CWE-119Buffer Overflow

How to fix

Remediation Available

pppDebian

Fixed in:2.4.6-3.1CVE-2015-3310

pppUbuntu

Fixed in:2.4.5-5.1ubuntu2.2USN-2595-1

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

5.44%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Other references8

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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.