CVE-2017-9263: openvswitch Improper Input Validation
Vulnerability summary
CVE-2017-9263 is a medium (CVSS 6.5) Improper Input Validation vulnerability in openvswitch. EPSS estimates a 1.01% chance of exploitation in the next 30 days, higher than 63.1% of scored vulnerabilities.
Not severe (CVSS 6.5, adjacent network); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 11 · Related 4Timeline
- 29-05-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
In Open vSwitch (OvS) 2.7.0, while parsing an OpenFlow role status message, there is a call to the abort() function for undefined role status reasons in the function `ofp_print_role_status_message` in `lib/ofp-print.c` that may be leveraged toward a remote DoS attack by a malicious switch.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
1.01%
Chance of exploitation in the next 30 days
Percentile
63%
Versus all other CVEs
30-day change
Increase +0.01 pp
From 1.00% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: adjacent network, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian1 product
- openvswitch< 2.8.1+dfsg1-2
Openvswitch1 product
- openvswitch2.7.0
Ubuntu1 product
- openvswitch< 2.5.2-0ubuntu0.16.04.2
3 vendors · 3 products
References
12 links- mail.openvswitch.org/pipermail/ovs-dev/2017-May/332966.htmlX Refsource CONFIRMMailing ListPatchVendor AdvisoryREPORT
