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Servers and applications

CVE-2009-3245

OpenSSL before 0.9.8m does not check for a NULL return value from bn_wexpand function calls in (1) crypto/bn/bn_div.c, (2) crypto/bn/bn_gf2m.c, (3) crypto/ec/ec2_smpl.c, and (4) engines/e_ubsec.c, which has unspecified impact and context-dependent attack vectors.

Severity
High 10.0
Published
5 Mar 2010
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Exploit chance
5.8% in the next 30 daysHigher than 93% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Improper input validation (CWE-20)
Attack
Over the network · No login needed
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSLServers and applications · cpe:a:openssl:openssl
  • Version 0.9.8k
  • Version 0.9.8j
  • Version 0.9.8i
  • Version 0.9.8h
All 13 release lines
  • Every version up to 0.9.8l
  • Version 0.9.8
  • Version 0.9.8a
  • Version 0.9.8b
  • Version 0.9.8c
  • Version 0.9.8d
  • Version 0.9.8e
  • Version 0.9.8f
  • Version 0.9.8g
  • Version 0.9.8h
  • Version 0.9.8i
  • Version 0.9.8j
  • Version 0.9.8k

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2009-3245
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2009-3245