Strix
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CVE-2012-2333

UnknownEPSS 28.15%

Last modified

CVE-2012-2333 is a vulnerability of currently unknown severity. Integer underflow in OpenSSL before 0.9.8x, 1.0.0 before 1.0.0j, and 1.0.1 before 1.0.1c, when TLS 1.1, TLS 1.2, or DTLS is used with CBC encryption, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted TLS packet that is not properly handled during a certain explicit IV calculation.. EPSS estimates a 28.15% chance of exploitation in the next 30 days.

Description

Integer underflow in OpenSSL before 0.9.8x, 1.0.0 before 1.0.0j, and 1.0.1 before 1.0.1c, when TLS 1.1, TLS 1.2, or DTLS is used with CBC encryption, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted TLS packet that is not properly handled during a certain explicit IV calculation.

Metrics

EPSS Probability
28.15%

97.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OpensslOpenssl<= 0.9.8w
OpensslOpenssl0.9.1c
OpensslOpenssl0.9.2b
OpensslOpenssl0.9.3
OpensslOpenssl0.9.3a
OpensslOpenssl0.9.4
OpensslOpenssl0.9.5
OpensslOpenssl0.9.5a
OpensslOpenssl0.9.6
OpensslOpenssl0.9.6a
OpensslOpenssl0.9.6b
OpensslOpenssl0.9.6c
OpensslOpenssl0.9.6d
OpensslOpenssl0.9.6e
OpensslOpenssl0.9.6f
OpensslOpenssl0.9.6g
OpensslOpenssl0.9.6h
OpensslOpenssl0.9.6i
OpensslOpenssl0.9.6j
OpensslOpenssl0.9.6k
OpensslOpenssl0.9.6l
OpensslOpenssl0.9.6m
OpensslOpenssl0.9.7
OpensslOpenssl0.9.7a
OpensslOpenssl0.9.7b
OpensslOpenssl0.9.7c
OpensslOpenssl0.9.7d
OpensslOpenssl0.9.7e
OpensslOpenssl0.9.7f
OpensslOpenssl0.9.7g
OpensslOpenssl0.9.7h
OpensslOpenssl0.9.7i
OpensslOpenssl0.9.7j
OpensslOpenssl0.9.7k
OpensslOpenssl0.9.7l
OpensslOpenssl0.9.7m
OpensslOpenssl0.9.8
OpensslOpenssl0.9.8a
OpensslOpenssl0.9.8b
OpensslOpenssl0.9.8c
OpensslOpenssl0.9.8d
OpensslOpenssl0.9.8e
OpensslOpenssl0.9.8f
OpensslOpenssl0.9.8g
OpensslOpenssl0.9.8h
OpensslOpenssl0.9.8i
OpensslOpenssl0.9.8j
OpensslOpenssl0.9.8k
OpensslOpenssl0.9.8l
OpensslOpenssl0.9.8m

Showing 50 of 74 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2012-2333?
Integer underflow in OpenSSL before 0.9.8x, 1.0.0 before 1.0.0j, and 1.0.1 before 1.0.1c, when TLS 1.1, TLS 1.2, or DTLS is used with CBC encryption, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted TLS packet that is not properly handled during a certain explicit IV calculation.
How severe is CVE-2012-2333?
Severity scoring for CVE-2012-2333 is pending analysis. The EPSS model estimates a 28.15% probability of exploitation in the next 30 days.
How do I fix CVE-2012-2333?
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-2012-2333?

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

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Source: NVD / NIST