CVE-2010-0577
Cisco IOS 12.2 through 12.4, when certain PMTUD, SNAT, or window-size configurations are used, allows remote attackers to cause a denial of service (infinite loop, and device reload or hang) via a TCP segment with crafted options, aka Bug ID CSCsz75186.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Cisco IOS 12.2 through 12.4, when certain PMTUD, SNAT, or window-size configurations are used, allows remote attackers to cause a denial of service (infinite loop, and device reload or hang) via a TCP segment with crafted options, aka Bug ID CSCsz75186.
- CVSS 2.0
- 7.1 HIGHAV:N/AC:M/Au:N/C:N/I:N/A:C
- EPSS
- 2.53% probability · 84th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- cisco/ios
- Source
- psirt@cisco.com
References
- http://osvdb.org/63178
- http://secunia.com/advisories/39078
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b20f34.shtmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/38930
- http://www.securitytracker.com/id?1023743
- http://www.vupen.com/english/advisories/2010/0703
- https://exchange.xforce.ibmcloud.com/vulnerabilities/57129
- http://osvdb.org/63178
- http://secunia.com/advisories/39078
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080b20f34.shtmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/38930
- http://www.securitytracker.com/id?1023743
- http://www.vupen.com/english/advisories/2010/0703
- https://exchange.xforce.ibmcloud.com/vulnerabilities/57129
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.