How severe is CVE-2017-6323?

CVE-2017-6323 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-6323 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6323?

CVE-2017-6323 primarily affects Symantec Management Console. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-6323?

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

When was CVE-2017-6323 published?

CVE-2017-6323 was published on 2018-04-16 and last updated on 2026-06-17.

CVE-2017-6323

CVE-2017-6323 is a high-severity vulnerability in Symantec Management Console with a CVSS 3.x base score of 8.0. 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-611.

Key facts

Severity: High (CVSS 3.x base score 8.0)
CVSS v2: 5.2
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Symantec Management Console
Published: 2018-04-16
Last modified: 2026-06-17

Description

The Symantec Management Console prior to ITMS 8.1 RU1, ITMS 8.0_POST_HF6, and ITMS 7.6_POST_HF7 has an issue whereby XML input containing a reference to an external entity is processed by a weakly configured XML parser. This attack may lead to the disclosure of confidential data, denial of service, server side request forgery, port scanning from the perspective of the machine where the parser is located, and other system impacts.

Frequently asked questions

What is CVE-2017-6323?: The Symantec Management Console prior to ITMS 8.1 RU1, ITMS 8.0_POST_HF6, and ITMS 7.6_POST_HF7 has an issue whereby XML input containing a reference to an external entity is processed by a weakly configured XML parser. This attack may lead to the disclosure of confidential data, denial of service, server side request forgery, port scanning from the perspective of the machine where the parser is located, and other system impacts.
How severe is CVE-2017-6323?: CVE-2017-6323 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-6323 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6323?: CVE-2017-6323 primarily affects Symantec Management Console. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-6323?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-6323 published?: CVE-2017-6323 was published on 2018-04-16 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:symantec:management_console:*:*:*:*:*:*:*:*
cpe:2.3:a:symantec:management_console:7.6:hf7:*:*:*:*:*:*
cpe:2.3:a:symantec:management_console:8.0:hf6:*:*:*:*:*:*

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