How severe is CVE-2013-5136?

CVE-2013-5136 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2013-5136 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-5136?

CVE-2013-5136 primarily affects Apple Apple Remote Desktop. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-5136?

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

When was CVE-2013-5136 published?

CVE-2013-5136 was published on 2013-10-24 and last updated on 2026-06-16.

CVE-2013-5136

CVE-2013-5136 is a medium-severity vulnerability in Apple Apple Remote Desktop with a CVSS 2.0 base score of 4.3. 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-200.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Apple Apple Remote Desktop
Published: 2013-10-24
Last modified: 2026-06-16

Description

Apple Remote Desktop before 3.7 does not properly use server authentication-type information during decisions about whether to present an unencrypted-connection warning message, which allows remote attackers to obtain sensitive information in opportunistic circumstances by sniffing the network during an unintended cleartext VNC session.

Frequently asked questions

What is CVE-2013-5136?: Apple Remote Desktop before 3.7 does not properly use server authentication-type information during decisions about whether to present an unencrypted-connection warning message, which allows remote attackers to obtain sensitive information in opportunistic circumstances by sniffing the network during an unintended cleartext VNC session.
How severe is CVE-2013-5136?: CVE-2013-5136 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2013-5136 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-5136?: CVE-2013-5136 primarily affects Apple Apple Remote Desktop. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-5136?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-5136 published?: CVE-2013-5136 was published on 2013-10-24 and last updated on 2026-06-16.

References

http://lists.apple.com/archives/security-announce/2013/Oct/msg00008.html

Affected products (17)

cpe:2.3:a:apple:apple_remote_desktop:*:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.0.0:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.2.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.2.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.3.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.3.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.4:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.5:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.5.1:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.5.2:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.5.3:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.5.4:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.6:*:*:*:*:*:*:*
cpe:2.3:a:apple:apple_remote_desktop:3.6.1:*:*:*:*:*:*:*

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