VulnerabilityModified
CVE-1999-1129
Cisco Catalyst 2900 Virtual LAN (VLAN) switches allow remote attackers to inject 802.1q frames into another VLAN by forging the VLAN identifier in the trunking tag.
HIGH 7.5EPSS 1.60%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Cisco Catalyst 2900 Virtual LAN (VLAN) switches allow remote attackers to inject 802.1q frames into another VLAN by forging the VLAN identifier in the trunking tag.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 1.60% probability · 74th percentile
- CISA KEV
- Not listed
- Affected
- cisco/ios · cisco/catalyst 2900 vlan
- Source
- cve@mitre.org
References
- http://www.cisco.com/univercd/cc/td/doc/product/lan/28201900/1928v8x/eescg8x/aleakyv.htmVendor Advisory
- http://www.securityfocus.com/archive/1/26008Patch, Vendor Advisory
- http://www.securityfocus.com/bid/615Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/3294
- http://www.cisco.com/univercd/cc/td/doc/product/lan/28201900/1928v8x/eescg8x/aleakyv.htmVendor Advisory
- http://www.securityfocus.com/archive/1/26008Patch, Vendor Advisory
- http://www.securityfocus.com/bid/615Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/3294
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.