CVE-2017-7177
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the...
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.
- Record
CVE-2017-7177- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-358
- Updated
- 2026-11-02
CVE List No score
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.
- Record
CVE-2017-7177- Updated
- 2026-11-02
EUVDEUVD-2017-16215 No score
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.
- Record
EUVD-2017-16215- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9gxf-8qj8-9g4f
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the...
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.
- Record
GHSA-9gxf-8qj8-9g4f- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-358
- Updated
- 2026-11-02
OSV
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.
- Record
CVE-2017-7177- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVDEBIAN-CVE-2017-7177
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.
- Record
DEBIAN-CVE-2017-7177- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVUBUNTU-CVE-2017-7177
Suricata before 3.2.1 has an IPv4 defragmentation evasion issue caused by lack of a check for the IP protocol during fragment matching.
- Record
UBUNTU-CVE-2017-7177- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
suricataDebian:13 |
before 3.2.1-1 | 3.2.1-1 |
suricataDebian:14 |
before 3.2.1-1 | 3.2.1-1 |
suricataDebian:8 From an advisory covering 3 CVEs |
before 2.0.7-2+deb8u3, plus listed versions 2.0.7-22.0.7-2+deb8u12.0.7-2+deb8u2 |
2.0.7-2+deb8u3 |
suricataDebian:7 |
before 1.2.1-2+deb7u1, plus listed versions 1.2.1-2 |
1.2.1-2+deb7u1 |
suricataUbuntu:16.04:LTS |
All versions, plus listed versions 2.0.8-1build12.0.9-12.0.10-12.0.10-22.0.11-13.0-1 |
None known |
suricataUbuntu:18.04:LTS |
All versions, plus listed versions 3.2-2ubuntu3 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-7177 is a high vulnerability (CVSS 7.5) in Openinfosecfoundation Suricata, published March 18, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. Fixed in suricata 3.2.1-1.
References
lists.debian.org/debian-lts-announce/2018/12/msg00000.html
github.com/inliniac/suricata/commit/4a04f814b15762eb446a5ead4d69d021512df6f8
redmine.openinfosecfoundation.org/issues/2019
securityfocus.com/bid/97047
nvd.nist.gov/vuln/detail/CVE-2017-7177
security-tracker.debian.org/tracker/CVE-2017-7177
ubuntu.com/security/CVE-2017-7177
cve.org/CVERecord?id=CVE-2017-7177