How severe is CVE-2015-8271?

CVE-2015-8271 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-2015-8271 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8271?

CVE-2015-8271 affects Rtmpdump Project Rtmpdump. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-8271?

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-2015-8271 published?

CVE-2015-8271 was published on 2017-04-13 and last updated on 2026-06-17.

CVE-2015-8271

CVE-2015-8271 is a critical-severity vulnerability in Rtmpdump Project Rtmpdump with a CVSS 3.x base score of 9.8. 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-123.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-123
Affected product: Rtmpdump Project Rtmpdump
Published: 2017-04-13
Last modified: 2026-06-17

Description

The AMF3CD_AddProp function in amf.c in RTMPDump 2.4 allows remote RTMP Media servers to execute arbitrary code.

Frequently asked questions

What is CVE-2015-8271?: The AMF3CD_AddProp function in amf.c in RTMPDump 2.4 allows remote RTMP Media servers to execute arbitrary code.
How severe is CVE-2015-8271?: CVE-2015-8271 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-2015-8271 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8271?: CVE-2015-8271 affects Rtmpdump Project Rtmpdump. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-8271?: 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-2015-8271 published?: CVE-2015-8271 was published on 2017-04-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:rtmpdump_project:rtmpdump:2.4:*:*:*:*:*:*:*

More vulnerabilities in Rtmpdump Project Rtmpdump

CVE-2015-8270 — High (CVSS 7.5): The AMF3ReadString function in amf.c in RTMPDump 2.4 allows remote RTMP Media servers to cause a denial of service…
CVE-2015-8272 — Medium (CVSS 6.5): RTMPDump 2.4 allows remote attackers to trigger a denial of service (NULL pointer dereference and process crash).

All CVEs affecting Rtmpdump Project Rtmpdump →

Other CWE-123 vulnerabilities

CVE-2025-69809 — Critical (CVSS 9.8): A write-what-where condition in p2r3 Bareiron commit 8e4d40 allows unauthenticated attackers to write arbitrary values…
CVE-2022-38143 — Critical (CVSS 9.8): A heap out-of-bounds write vulnerability exists in the way OpenImageIO v2.3.19.0 processes RLE encoded BMP images. A…
CVE-2021-38449 — Critical (CVSS 9.8): Some API functions permit by-design writing or copying data into a given buffer. Since the client controls these…
CVE-2026-30121 — Critical (CVSS 9.1): remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.
CVE-2026-43284 — High (CVSS 8.8): In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb…
CVE-2025-9900 — High (CVSS 8.8): A flaw was found in Libtiff. This vulnerability is a "write-what-where" condition, triggered when the library processes…

Browse all CWE-123 vulnerabilities →