Use After Free Affecting openssl package, versions [,0.9.8m)


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
6.51% (91st percentile)

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  • Snyk IDSNYK-UNMANAGED-OPENSSL-2318757
  • published14 Dec 2021
  • disclosed19 May 2009
  • creditUnknown

Introduced: 19 May 2009

CVE-2009-1379  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade openssl to version 0.9.8m or higher.

Overview

Affected versions of this package are vulnerable to Use After Free. Use-after-free vulnerability in the dtls1_retrieve_buffered_fragment function in ssl/d1_both.c in OpenSSL 1.0.0 Beta 2 allows remote attackers to cause a denial of service (openssl s_client crash) and possibly have unspecified other impact via a DTLS packet, as demonstrated by a packet from a server that uses a crafted server certificate.

References

CVSS Base Scores

version 3.1