kbrain

CVE-2010-0577

HIGH · CVSS 7.1EPSS 2.5%EU EUVD

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.

Key facts

CVSS score
7.1 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:C
Weakness (CWE)
CWE-399
EPSS score
2.5% (85th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2010-0608)
Published
March 25, 2010
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2010-0608 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • cisco / ios
  • cisco / ios
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  • cisco / ios
  • cisco / ios

and 86 more…

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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