Vulnerability in Strongswan

CVE-2008-4551

strongSwan 4.2.6 and earlier allows remote attackers to cause a denial of service (daemon crash) via an IKE_SA_INIT message with a large number of NULL values in a Key Exchange payload, which triggers a NULL pointer dereference for the return value of the mpz_export function in the GNU Multiprecision Library (GMP).

EPSS: 0.025 (83.2th percentile) — read the EPSS interpretation.

Affected products

  • Strongswan — versions 2.0.0, 2.0.1, 2.0.2
  • N/a — versions n/a

Weakness classification (CWE)

References