How severe is CVE-2014-3158?

CVE-2014-3158 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2014-3158 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3158?

CVE-2014-3158 affects Point-to-point Protocol Project Point-to-point Protocol. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-3158?

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-2014-3158 published?

CVE-2014-3158 was published on 2014-11-15 and last updated on 2026-06-17.

CVE-2014-3158

CVE-2014-3158 is a high-severity vulnerability in Point-to-point Protocol Project Point-to-point Protocol with a CVSS 2.0 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 2.0 base score 7.5)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Point-to-point Protocol Project Point-to-point Protocol
Published: 2014-11-15
Last modified: 2026-06-17

Description

Integer overflow in the getword function in options.c in pppd in Paul's PPP Package (ppp) before 2.4.7 allows attackers to "access privileged options" via a long word in an options file, which triggers a heap-based buffer overflow that "[corrupts] security-relevant variables."

Frequently asked questions

What is CVE-2014-3158?: Integer overflow in the getword function in options.c in pppd in Paul's PPP Package (ppp) before 2.4.7 allows attackers to "access privileged options" via a long word in an options file, which triggers a heap-based buffer overflow that "[corrupts] security-relevant variables."
How severe is CVE-2014-3158?: CVE-2014-3158 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2014-3158 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3158?: CVE-2014-3158 affects Point-to-point Protocol Project Point-to-point Protocol. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-3158?: 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-2014-3158 published?: CVE-2014-3158 was published on 2014-11-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:point-to-point_protocol_project:point-to-point_protocol:*:*:*:*:*:*:*:*

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