How severe is CVE-2022-42307?

CVE-2022-42307 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2022-42307 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-2022-42307?

CVE-2022-42307 affects Veritas Netbackup. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-42307?

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

When was CVE-2022-42307 published?

CVE-2022-42307 was published on 2022-10-03 and last updated on 2026-06-17.

CVE-2022-42307

CVE-2022-42307 is a medium-severity vulnerability in Veritas Netbackup with a CVSS 3.x base score of 5.3. 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-611.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Veritas Netbackup
Published: 2022-10-03
Last modified: 2026-06-17

Description

An issue was discovered in Veritas NetBackup through 10.0.0.1 and related Veritas products. The NetBackup Primary server is vulnerable to an XML External Entity (XXE) Injection attack through the DiscoveryService service.

Frequently asked questions

What is CVE-2022-42307?: An issue was discovered in Veritas NetBackup through 10.0.0.1 and related Veritas products. The NetBackup Primary server is vulnerable to an XML External Entity (XXE) Injection attack through the DiscoveryService service.
How severe is CVE-2022-42307?: CVE-2022-42307 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2022-42307 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-2022-42307?: CVE-2022-42307 affects Veritas Netbackup. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-42307?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-42307 published?: CVE-2022-42307 was published on 2022-10-03 and last updated on 2026-06-17.

References

https://www.veritas.com/content/support/en_US/security/VTS22-012#M2

Affected products (1)

cpe:2.3:a:veritas:netbackup:*:*:*:*:*:*:*:*

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