How severe is CVE-2015-2434?

CVE-2015-2434 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2015-2434 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2434?

CVE-2015-2434 primarily affects Microsoft Xml Core Services. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-2434?

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

When was CVE-2015-2434 published?

CVE-2015-2434 was published on 2015-08-15 and last updated on 2026-06-17.

CVE-2015-2434

CVE-2015-2434 is a medium-severity vulnerability in Microsoft Xml Core Services with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 16% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 16% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Microsoft Xml Core Services
Published: 2015-08-15
Last modified: 2026-06-17

Description

Microsoft XML Core Services 3.0 and 5.0 supports SSL 2.0, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by sniffing the network and conducting a decryption attack, aka "MSXML Information Disclosure Vulnerability," a different vulnerability than CVE-2015-2471.

Frequently asked questions

What is CVE-2015-2434?: Microsoft XML Core Services 3.0 and 5.0 supports SSL 2.0, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by sniffing the network and conducting a decryption attack, aka "MSXML Information Disclosure Vulnerability," a different vulnerability than CVE-2015-2471.
How severe is CVE-2015-2434?: CVE-2015-2434 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2015-2434 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2434?: CVE-2015-2434 primarily affects Microsoft Xml Core Services. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-2434?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-2434 published?: CVE-2015-2434 was published on 2015-08-15 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:microsoft:xml_core_services:3.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:xml_core_services:5.0:*:*:*:*:*:*:*

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