wireshark: Invalid free in the PPP dissector (wnpa-sec-2013-34)
Published Jun 9, 2013
5.0
MEDIUMCVSS 2.0
EPSS 3.58%
Description
Buffer overflow in the dissect_iphc_crtp_fh function in epan/dissectors/packet-ppp.c in the PPP dissector in Wireshark 1.8.x before 1.8.8 allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Affected products
No data.
Configuration 1
Configuration 2
- 1.8.0
- 1.8.1
- 1.8.2
- 1.8.3
- 1.8.4
- 1.8.5
- 1.8.6
- 1.8.7
No data.
Red Hat Enterprise Linux 5
wireshark
Not affected
Red Hat Enterprise Linux 6
wireshark
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 6 | wireshark | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not Vulnerable. This issue does not affect the version of wireshark as shipped with Red Hat Enterprise Linux 5 and 6.
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:N/I:N/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 3, 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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 3.58% (0.03577) | 89.03th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.58% (0.03577) | 87.85th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.05% (0.01047) | 75.98th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.22% (0.00218) | 60.78th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.22% (0.00218) | 59.95th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.22% (0.00218) | 57.95th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.78% (0.03779) | 84.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.78% (0.03779) | 67.21th | v2 (v2022.01.01) |
References (17)
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ppp.c?r1=46128&r2=46127&pathrev=46128 x_refsource_CONFIRM
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=46128 x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00194.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00196.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/53762 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/54425 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2013/dsa-2709 vendor-advisoryx_refsource_DEBIAN
- http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml vendor-advisoryx_refsource_GENTOO
- http://www.wireshark.org/docs/relnotes/wireshark-1.8.8.html x_refsource_CONFIRMVendor Advisory
- http://www.wireshark.org/security/wnpa-sec-2013-34.html x_refsource_CONFIRMVendor Advisory
- https://access.redhat.com/security/cve/CVE-2013-4076 Vendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7880 x_refsource_CONFIRMVendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8727 x_refsource_CONFIRMVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=972681 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2013-4076
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16676 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2013-4076
Change history (0)
No recorded changes yet.