CVE-2016-6407: cisco web_security_appliance Resource Management Errors
CVSS: 7.5v3.0HighModified
Published 17-09-2016Last modified 06-08-2024
Vulnerability summary
CVE-2016-6407 is a high (CVSS 7.5) Resource Management Errors vulnerability in cisco web_security_appliance. EPSS estimates a 2.48% chance of exploitation in the next 30 days, higher than 84.3% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
2.48%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 17-09-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (link saturation) by making many HTTP requests for overlapping byte ranges simultaneously, aka Bug ID CSCuz27219.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.48%
Chance of exploitation in the next 30 days
Percentile
84%
Versus all other CVEs
30-day change
0.00 pp
From 2.48% on 20-09-2026
20-09-202620-10-2026
EPSS score2.48%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Cisco1 product
- web_security_appliance5.6.0-623 | 6.0.0-000 | 7.1.0 | 7.1.1 | 7.1.2 | 7.1.3 | 7.1.4 | 7.5.0-000 | 7.5.0-825 | 7.5.1-000 | 7.5.2-000 | 7.5.2-hp2-303 | 7.7.0-000 | 7.7.0-608 | 7.7.1-000 | 7.7.5-835 | 8.0.0-000 | 8.0.5 | 8.0.6 | 8.0.6-078 | 8.0.6-119 | 8.0.7 | 8.0.7-142 | 8.0.8-mr-113 | 8.5.0-497 | 8.5.0.000 | 8.5.1-021 | 8.5.2-024 | 8.5.2-027 | 8.5.3-055 | 8.8.0-000 | 8.8.0-085 | 9.0.0-193 | 9.0_base | 9.1.0-000 | 9.1.0-070 | 9.1_base | 9.5.0-235 | 9.5.0-284 | 9.5.0-444 | 9.5_base
1 vendor · 1 product
References
3 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160914-wsaVendor AdvisoryX Refsource CISCO