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CVE-2025-53856

Vulnerability in F5 Big Ip Access Policy Manager

CVSS score

7.5

EPSS probability

%0.3

Risk score

0.0

Published

1 y ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

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Vulnerability description

DayBreach CVE AI Research

CVE-2025-53856 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

When a virtual server, network address translation (NAT) object, or secure network address translation (SNAT) object uses the embedded Packet Velocity Acceleration (ePVA) feature, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.  To determine which BIG-IP platforms have an ePVA chip refer to K12837: Overview of the ePVA feature https://my.f5.com/manage/s/article/K12837 .  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2025-53856 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1f5big-ip access policy manager View
2f5big-ip advanced firewall manager View
3f5big-ip advanced web application firewall View
4f5big-ip analytics View
5f5big-ip application acceleration manager View
6f5big-ip application security manager View
7f5big-ip application visibility and reporting View
8f5big-ip automation toolchain View
9f5big-ip carrier-grade nat View
10f5big-ip container ingress services View
11f5big-ip ddos hybrid defender View
12f5big-ip domain name system View
13f5big-ip edge gateway View
14f5big-ip fraud protection service View
15f5big-ip global traffic manager View
16f5big-ip link controller View
17f5big-ip local traffic manager View
18f5big-ip policy enforcement manager View
19f5big-ip ssl orchestrator View
20f5big-ip webaccelerator View
21f5big-ip websafe View
22f5big-ip access policy manager View
23f5big-ip advanced firewall manager View
24f5big-ip advanced web application firewall View
25f5big-ip analytics View
26f5big-ip application acceleration manager View
27f5big-ip application security manager View
28f5big-ip application visibility and reporting View
29f5big-ip automation toolchain View
30f5big-ip carrier-grade nat View
31f5big-ip container ingress services View
32f5big-ip ddos hybrid defender View
33f5big-ip domain name system View
34f5big-ip edge gateway View
35f5big-ip fraud protection service View
36f5big-ip global traffic manager View
37f5big-ip link controller View
38f5big-ip local traffic manager View
39f5big-ip policy enforcement manager View
40f5big-ip ssl orchestrator View
41f5big-ip webaccelerator View
42f5big-ip websafe View
43f5big-ip access policy manager View
44f5big-ip access policy manager View
45f5big-ip advanced firewall manager View
46f5big-ip advanced firewall manager View
47f5big-ip advanced web application firewall View
48f5big-ip advanced web application firewall View
49f5big-ip analytics View
50f5big-ip analytics View
51f5big-ip application acceleration manager View
52f5big-ip application acceleration manager View
53f5big-ip application security manager View
54f5big-ip application security manager View
55f5big-ip application visibility and reporting View
56f5big-ip application visibility and reporting View
57f5big-ip automation toolchain View
58f5big-ip automation toolchain View
59f5big-ip carrier-grade nat View
60f5big-ip carrier-grade nat View
61f5big-ip container ingress services View
62f5big-ip container ingress services View
63f5big-ip ddos hybrid defender View
64f5big-ip ddos hybrid defender View
65f5big-ip domain name system View
66f5big-ip domain name system View
67f5big-ip edge gateway View
68f5big-ip edge gateway View
69f5big-ip fraud protection service View
70f5big-ip fraud protection service View
71f5big-ip global traffic manager View
72f5big-ip link controller View
73f5big-ip link controller View
74f5big-ip local traffic manager View
75f5big-ip local traffic manager View
76f5big-ip policy enforcement manager View
77f5big-ip policy enforcement manager View
78f5big-ip ssl orchestrator View
79f5big-ip ssl orchestrator View
80f5big-ip webaccelerator View
81f5big-ip webaccelerator View
82f5big-ip websafe View
83f5big-ip websafe View
Total affected vendors: 1|Products: 83

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
8.7CVSS V40HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XNVD
7.5CVSS V31HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-53856 is associated with the following CWEs:

CWE-705: Common Weakness Enumeration Entry CWE-705

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-53856 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

https://my.f5.com/manage/s/article/K000156707vendor-advisory

CVSS Vector Radar Chart

7.5 / 10
Attack VectorNetworkComplexityLowPrivilegesNoneUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityHigh

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)High

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

F
f5 logo
f5

Weakness Type (CWE & CAPEC)

CWE-705

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