How severe is CVE-2013-0520?

CVE-2013-0520 has a CVSS 2.0 base score of 4.0, rated medium severity.

Is CVE-2013-0520 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-0520?

CVE-2013-0520 primarily affects Ibm Sterling Secure Proxy. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-0520?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-0520 published?

CVE-2013-0520 was published on 2013-05-10 and last updated on 2026-06-16.

CVE-2013-0520

CVE-2013-0520 is a medium-severity vulnerability in Ibm Sterling Secure Proxy with a CVSS 2.0 base score of 4.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 4.0)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ibm Sterling Secure Proxy
Published: 2013-05-10
Last modified: 2026-06-16

Description

IBM Sterling Secure Proxy 3.2.0 and 3.3.01 before 3.3.01.23 Interim Fix 1, 3.4.0 before 3.4.0.6 Interim Fix 1, and 3.4.1 before 3.4.1.7 allows remote authenticated users to obtain sensitive Java stack-trace information by providing invalid input data.

Frequently asked questions

What is CVE-2013-0520?: IBM Sterling Secure Proxy 3.2.0 and 3.3.01 before 3.3.01.23 Interim Fix 1, 3.4.0 before 3.4.0.6 Interim Fix 1, and 3.4.1 before 3.4.1.7 allows remote authenticated users to obtain sensitive Java stack-trace information by providing invalid input data.
How severe is CVE-2013-0520?: CVE-2013-0520 has a CVSS 2.0 base score of 4.0, rated medium severity.
Is CVE-2013-0520 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0520?: CVE-2013-0520 primarily affects Ibm Sterling Secure Proxy. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0520?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-0520 published?: CVE-2013-0520 was published on 2013-05-10 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:ibm:sterling_secure_proxy:3.2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:sterling_secure_proxy:3.3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:sterling_secure_proxy:3.4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:sterling_secure_proxy:3.4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:sterling_secure_proxy:3.4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:sterling_secure_proxy:3.4.1.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:sterling_secure_proxy:3.4.1.6:*:*:*:*:*:*:*

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