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cvelistRedhatCVELIST:CVE-2021-20314
HistoryAug 12, 2021 - 2:37 p.m.

CVE-2021-20314

2021-08-1214:37:09
redhat
www.cve.org
4
buffer overflow
libspf2
denial of service
code execution
spf macros

AI Score

9.9

Confidence

High

EPSS

0.003

Percentile

70.8%

Stack buffer overflow in libspf2 versions below 1.2.11 when processing certain SPF macros can lead to Denial of service and potentially code execution via malicious crafted SPF explanation messages.

CNA Affected

[
  {
    "product": "libspf2",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "1.2.11"
      }
    ]
  }
]