Is CVE-2023-30802 in the CISA KEV catalog?

No. CVE-2023-30802 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-30802?

CVE-2023-30802 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-30802?

CVE-2023-30802 has an EPSS score of 0.65% (47th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2023-30802?

No published fix for CVE-2023-30802 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2023-30802

MEDIUM

5.3

CVSS v3

NVD

Description

The Sangfor Next-Gen Application Firewall version NGAF8.0.17 is vulnerable to a source code disclosure vulnerability. A remote and unauthenticated attacker can obtain PHP source code by sending an HTTP request with an invalid Content-Length field.

CWE-540 CWE-668

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

TridentStack Control tracks known vulnerabilities across your Windows, macOS, and Linux fleet and shows the fix as soon as one is published. See how it works

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.65%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Exploit1

labs.watchtowr.com

Third-Party Advisory1

vulncheck.com

Product1

aws.amazon.com

Related Vulnerabilities

Other CWE-540 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-34638	Medium	6.5	1.3%	-	-
CVE-2021-1516	Medium	4.3	1.2%	-	-
CVE-2024-2265	Medium	5.3	0.8%	-	-
CVE-2023-23448	Medium	5.3	0.8%	-	Fix
CVE-2024-8417	Low	3.1	0.7%	-	Fix
CVE-2021-34744	Medium	4.9	0.7%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-28.