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CVE-2015-1792

UnknownEPSS 22.48%

Last modified

CVE-2015-1792 is a vulnerability of currently unknown severity. The do_free_upto function in crypto/cms/cms_smime.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 (infinite loop) via vectors that trigger a NULL value of a BIO data structure, as demonstrated by an unrecognized X.660 OID for a hash function.. EPSS estimates a 22.48% chance of exploitation in the next 30 days.

Description

The do_free_upto function in crypto/cms/cms_smime.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 (infinite loop) via vectors that trigger a NULL value of a BIO data structure, as demonstrated by an unrecognized X.660 OID for a hash function.

Metrics

EPSS Probability
22.48%

97.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OpensslOpenssl<= 0.9.8zf
OpensslOpenssl1.0.0
OpensslOpenssl1.0.0a
OpensslOpenssl1.0.0b
OpensslOpenssl1.0.0c
OpensslOpenssl1.0.0d
OpensslOpenssl1.0.0e
OpensslOpenssl1.0.0f
OpensslOpenssl1.0.0g
OpensslOpenssl1.0.0h
OpensslOpenssl1.0.0i
OpensslOpenssl1.0.0j
OpensslOpenssl1.0.0k
OpensslOpenssl1.0.0l
OpensslOpenssl1.0.0m
OpensslOpenssl1.0.0n
OpensslOpenssl1.0.0o
OpensslOpenssl1.0.0p
OpensslOpenssl1.0.0q
OpensslOpenssl1.0.0r
OpensslOpenssl1.0.1
OpensslOpenssl1.0.1a
OpensslOpenssl1.0.1b
OpensslOpenssl1.0.1c
OpensslOpenssl1.0.1d
OpensslOpenssl1.0.1e
OpensslOpenssl1.0.1f
OpensslOpenssl1.0.1g
OpensslOpenssl1.0.1h
OpensslOpenssl1.0.1i
OpensslOpenssl1.0.1j
OpensslOpenssl1.0.1k
OpensslOpenssl1.0.1l
OpensslOpenssl1.0.1m
OpensslOpenssl1.0.2
OpensslOpenssl1.0.2a

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-1792?
The do_free_upto function in crypto/cms/cms_smime.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 (infinite loop) via vectors that trigger a NULL value of a BIO data structure, as demonstrated by an unrecognized X.660 OID for a hash function.
How severe is CVE-2015-1792?
Severity scoring for CVE-2015-1792 is pending analysis. The EPSS model estimates a 22.48% probability of exploitation in the next 30 days.
How do I fix CVE-2015-1792?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-1792?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST