ppp: integer overflow in option parsing
Published Nov 15, 2014
7.5
HIGHCVSS 2.0
EPSS 3.50%
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."
Affected products
No data.
- ≤ 2.4.6
No data.
Red Hat Enterprise Linux 5
ppp
Will not fix
Red Hat Enterprise Linux 6
ppp
Will not fix
Red Hat Enterprise Linux 7
ppp
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | ppp | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | ppp | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | ppp | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Moderate security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. This issue affects the versions of ppp as shipped with Red Hat Enterprise Linux 6 and 7. Red Hat Product Security has rated this issue as having Moderate security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/clasification/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.50% (0.03502) | 88.79th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.50% (0.03502) | 87.62th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.22% (0.01224) | 77.28th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.42% (0.02422) | 75.15th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.22% (0.01224) | 77.74th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.97% (0.00967) | 84.00th | v3 (v2023.03.01) |
| Jun 27, 2024 | 0.97% (0.00967) | 83.41th | v3 (v2023.03.01) |
| May 11, 2024 | 1.10% (0.01105) | 84.39th | v3 (v2023.03.01) |
| Dec 10, 2023 | 1.20% (0.01202) | 83.56th | v3 (v2023.03.01) |
| Nov 8, 2023 | 1.52% (0.01518) | 85.52th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.70% (0.01705) | 85.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
References (12)
- http://advisories.mageia.org/MGASA-2014-0368.html x_refsource_CONFIRM
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136932.html vendor-advisoryx_refsource_FEDORA
- http://marc.info/?l=linux-ppp&m=140764978420764 mailing-listx_refsource_MLIST
- http://www.debian.org/security/2014/dsa-3079 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:135 vendor-advisoryx_refsource_MANDRIVA
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html x_refsource_CONFIRM
- http://www.ubuntu.com/usn/USN-2429-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2014-3158 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1128748 x_refsource_CONFIRMIssue Tracking
- https://github.com/paulusmack/ppp/commit/7658e8257183f062dc01f87969c140707c7e52cb x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2014-3158
- https://www.cve.org/CVERecord?id=CVE-2014-3158
| Link | Providers | Tags |
|---|---|---|
| http://advisories.mageia.org/MGASA-2014-0368.html | x_refsource_CONFIRM | |
| http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136932.html | vendor-advisoryx_refsource_FEDORA | |
| http://marc.info/?l=linux-ppp&m=140764978420764 | mailing-listx_refsource_MLIST | |
| http://www.debian.org/security/2014/dsa-3079 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2015:135 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html | x_refsource_CONFIRM | |
| http://www.ubuntu.com/usn/USN-2429-1 | vendor-advisoryx_refsource_UBUNTU | |
| https://access.redhat.com/security/cve/CVE-2014-3158 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1128748 | x_refsource_CONFIRMIssue Tracking | |
| https://github.com/paulusmack/ppp/commit/7658e8257183f062dc01f87969c140707c7e52cb | x_refsource_CONFIRM | |
| https://nvd.nist.gov/vuln/detail/CVE-2014-3158 | ||
| https://www.cve.org/CVERecord?id=CVE-2014-3158 |
Change history (0)
No recorded changes yet.