How severe is CVE-2017-6315?

CVE-2017-6315 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-6315 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6315?

CVE-2017-6315 primarily affects Sophos Astaro Security Gateway Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-6315?

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

When was CVE-2017-6315 published?

CVE-2017-6315 was published on 2017-09-19 and last updated on 2026-06-17.

CVE-2017-6315

CVE-2017-6315 is a critical-severity vulnerability in Sophos Astaro Security Gateway Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 17% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 17% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Sophos Astaro Security Gateway Firmware
Published: 2017-09-19
Last modified: 2026-06-17

Description

Astaro Security Gateway (aka ASG) 7 allows remote attackers to execute arbitrary code via a crafted request to index.plx.

Frequently asked questions

What is CVE-2017-6315?: Astaro Security Gateway (aka ASG) 7 allows remote attackers to execute arbitrary code via a crafted request to index.plx.
How severe is CVE-2017-6315?: CVE-2017-6315 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-6315 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6315?: CVE-2017-6315 primarily affects Sophos Astaro Security Gateway Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-6315?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-6315 published?: CVE-2017-6315 was published on 2017-09-19 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/42726/

Affected products (2)

cpe:2.3:o:sophos:astaro_security_gateway_firmware:7.500:*:*:*:*:*:*:*
cpe:2.3:o:sophos:astaro_security_gateway_firmware:7.506:*:*:*:*:*:*:*

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