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."

Published: 2014-11-15 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-3158 is rated Moderate Risk (62.7/100): CVSS High severity, with medium exploitation likelihood (EPSS 3.50%). EPSS rose +2.02% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-3158

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.48% 3.50% +2.02%
2 2026-01-08 1.75% 1.48% -0.27%
3 2025-11-05 — 1.75% —

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-3158

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2014-3158

OS Trackers for CVE-2014-3158

vendor priority summary link
debian medium CVE-2014-3158 medium priority: Debian including 1 source packages (ppp), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2014-3158
gentoo normal CVE-2014-3158: 1 GLSA(s) (201412-19), 1 atom(s) (net-dialup/ppp); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-3158
redhat medium — https://access.redhat.com/security/cve/CVE-2014-3158
suse high CVE-2014-3158 severity important: SUSE including 21 source package names (ppp, ppp-2.4.5.git-2.29.1, …), 63 product×package rows across 53 product lines (HPE Helion OpenStack 8, SUSE Linux Enterprise Desktop 11 SP3, … (53 product lines)): Fixed 46, Known Not Affected 17. https://www.suse.com/security/cve/CVE-2014-3158/
ubuntu medium CVE-2014-3158 medium priority: Ubuntu including 1 source packages (ppp), 5 status rows across 5 suites (lucid, precise, trusty, upstream, utopic): released 5. https://ubuntu.com/security/CVE-2014-3158

Affected software / configurations for CVE-2014-3158

Vendor Product Version Raw CPE
point-to-point_protocol_project point-to-point_protocol <= 2.4.6 cpe:2.3:a:point-to-point_protocol_project:point-to-point_protocol:*:*:*:*:*:*:*:*

References for CVE-2014-3158

cvelogic Threat Intelligence