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OpenSSL PKCS7 crash with missing EnvelopedContent (CVE-2015-1790)

Severity CVSS Published Added Modified
5 (AV:N/AC:L/Au:N/C:N/I:N/A:P) June 11, 2015 June 14, 2015 February 20, 2017

Description

The PKCS7_dataDecodefunction in crypto/pkcs7/pk7_doit.c in OpenSSL before 0.9.8zg, 1.0.0 before 1.0.0s, 1.0.1 before 1.0.1n, and 1.0.2 before 1.0.2b allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a PKCS#7 blob that uses ASN.1 encoding and lacks inner EncryptedContent data.

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References

Solution

http-openssl-0_9_8-upgrade-0_9_8_z_g

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