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Servers and applications

CVE-2010-0740

The ssl3_get_record function in ssl/s3_pkt.c in OpenSSL 0.9.8f through 0.9.8m allows remote attackers to cause a denial of service (crash) via a malformed record in a TLS connection that triggers a NULL pointer dereference, related to the minor version number. NOTE: some of these details are obtained from third party information.

Severity
Medium 5.0
Published
26 Mar 2010
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Exploit chance
20% in the next 30 daysHigher than 97% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Improper input validation (CWE-20)
Attack
Over the network · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSLServers and applications · cpe:a:openssl:openssl
  • Version 0.9.8m
  • Version 0.9.8l
  • Version 0.9.8k
  • Version 0.9.8j
All 8 release lines
  • Version 0.9.8f
  • Version 0.9.8g
  • Version 0.9.8h
  • Version 0.9.8i
  • Version 0.9.8j
  • Version 0.9.8k
  • Version 0.9.8l
  • Version 0.9.8m

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2010-0740
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2010-0740