How severe is CVE-1999-0834?

CVE-1999-0834 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-1999-0834 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0834?

CVE-1999-0834 affects Rsa Rsaref. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-0834?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-1999-0834 published?

CVE-1999-0834 was published on 1999-12-01 and last updated on 2026-06-16.

CVE-1999-0834

CVE-1999-0834 is a critical-severity vulnerability in Rsa Rsaref with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Rsa Rsaref
Published: 1999-12-01
Last modified: 2026-06-16

Description

Buffer overflow in RSAREF2 via the encryption and decryption functions in the RSAREF library.

Frequently asked questions

What is CVE-1999-0834?: Buffer overflow in RSAREF2 via the encryption and decryption functions in the RSAREF library.
How severe is CVE-1999-0834?: CVE-1999-0834 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-1999-0834 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0834?: CVE-1999-0834 affects Rsa Rsaref. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-0834?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-1999-0834 published?: CVE-1999-0834 was published on 1999-12-01 and last updated on 2026-06-16.

References

http://www.securityfocus.com/bid/843

Affected products (1)

cpe:2.3:a:rsa:rsaref:2.0:*:*:*:*:*:*:*