wireshark: DHCPv6 large loop (wnpa-sec-2017-02)
Published Jan 25, 2017
7.5
HIGHCVSS 3.0
EPSS 2.00%
Description
In Wireshark 2.2.0 to 2.2.3 and 2.0.0 to 2.0.9, the DHCPv6 dissector could go into a large loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-dhcpv6.c by changing a data type to avoid an integer overflow.
Affected products
No data.
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.7
- 2.0.8
- 2.0.9
- 2.2.0
- 2.2.1
- 2.2.2
- 2.2.3
No data.
Red Hat Enterprise Linux 5
wireshark
Will not fix
Red Hat Enterprise Linux 6
wireshark
Will not fix
Red Hat Enterprise Linux 7
wireshark
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | wireshark | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | wireshark | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | wireshark | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
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 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.00% (0.02004) | 80.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.00% (0.02004) | 78.15th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.47% (0.00475) | 61.93th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.56% (0.01560) | 69.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.47% (0.00475) | 62.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.19% (0.00188) | 57.49th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.19% (0.00188) | 56.48th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.19% (0.00188) | 54.44th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.66% (0.01659) | 34.20th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.66% (0.01659) | 0.00th | v1 |
References (11)
- http://www.debian.org/security/2017/dsa-3811 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/95798 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1037694 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2017-5597 Vendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13345 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1415965 Issue Tracking
- https://code.wireshark.org/review/#/c/19747/ x_refsource_CONFIRMPatchVendor Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=57894f741f7cc98b46c9fdce7eee8256d2a4ae3f x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2017-5597
- https://www.cve.org/CVERecord?id=CVE-2017-5597
- https://www.wireshark.org/security/wnpa-sec-2017-02.html x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.debian.org/security/2017/dsa-3811 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.securityfocus.com/bid/95798 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1037694 | vdb-entryx_refsource_SECTRACK | |
| https://access.redhat.com/security/cve/CVE-2017-5597 | Vendor Advisory | |
| https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13345 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1415965 | Issue Tracking | |
| https://code.wireshark.org/review/#/c/19747/ | x_refsource_CONFIRMPatchVendor Advisory | |
| https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=57894f741f7cc98b46c9fdce7eee8256d2a4ae3f | x_refsource_CONFIRM | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-5597 | ||
| https://www.cve.org/CVERecord?id=CVE-2017-5597 | ||
| https://www.wireshark.org/security/wnpa-sec-2017-02.html | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.