CVE-2003-1132
The DNS server for Cisco Content Service Switch (CSS) 11000 and 11500, when prompted for a nonexistent AAAA record, responds with response code 3 (NXDOMAIN or "Name Error") instead of response code 0 ("No Error"), which allows remote attackers to cause…
Does this matter?
Lower severity and a low EPSS score (2.11%). Track it; it rarely justifies an emergency change on its own.
Description
The DNS server for Cisco Content Service Switch (CSS) 11000 and 11500, when prompted for a nonexistent AAAA record, responds with response code 3 (NXDOMAIN or "Name Error") instead of response code 0 ("No Error"), which allows remote attackers to cause a denial of service (inaccessible domain) by forcing other DNS servers to send and cache a request for a AAAA record to the vulnerable server.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.11% probability · 81th percentile
- CISA KEV
- Not listed
- Affected
- cisco/content services switch 11000 · cisco/content services switch 11500
- Source
- cve@mitre.org
References
- http://www.cisco.com/warp/public/707/cisco-sa-20030430-dns.shtmlVendor Advisory
- http://www.kb.cert.org/vuls/id/714121US Government Resource
- http://www.cisco.com/warp/public/707/cisco-sa-20030430-dns.shtmlVendor Advisory
- http://www.kb.cert.org/vuls/id/714121US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.