All vulnerabilities

Servers and applications

CVE-2013-6450

The DTLS retransmission implementation in OpenSSL 1.0.0 before 1.0.0l and 1.0.1 before 1.0.1f does not properly maintain data structures for digest and encryption contexts, which might allow man-in-the-middle attackers to trigger the use of a different context and cause a denial of service (application crash) by interfering with packet delivery, related to ssl/d1_both.c and ssl/t1_enc.c.

Severity
Medium 5.8
Published
1 Jan 2014
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSLServers and applications · cpe:a:openssl:openssl
  • Version 1.0.1e
  • Version 1.0.1d
  • Version 1.0.1c
  • Version 1.0.1b
All 25 release lines
  • Version 1.0.0-beta1
  • Version 1.0.0-beta2
  • Version 1.0.0-beta3
  • Version 1.0.0-beta4
  • Version 1.0.0-beta5
  • Version 1.0.0
  • Version 1.0.0a
  • Version 1.0.0b
  • Version 1.0.0c
  • Version 1.0.0d
  • Version 1.0.0e
  • Version 1.0.0f
  • Version 1.0.0g
  • Version 1.0.0h
  • Version 1.0.0i
  • Version 1.0.0j
  • Version 1.0.1-beta1
  • Version 1.0.1-beta2
  • Version 1.0.1-beta3
  • Version 1.0.1
  • Version 1.0.1a
  • Version 1.0.1b
  • Version 1.0.1c
  • Version 1.0.1d
  • Version 1.0.1e

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2013-6450
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2013-6450