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CVE-2025-14813

GOSTCTR implementation unable to process more than 255 blocks correctly

CVSS score

9.3

EPSS probability

%0.3

Risk score

0.0

Published

6 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Official patch verified

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Vulnerability description

DayBreach CVE AI Research

CVE-2025-14813 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all (core modules). This vulnerability is associated with program files G3413CTRBlockCipher. This issue affects BC-JAVA: from 1.59 before 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2025-14813 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1Legion of the Bouncy Castle Inc.BC-JAVA View
2mavenorg.bouncycastle:bcprov-jdk14 View
3mavenorg.bouncycastle:bcprov-jdk15to18 View
4mavenorg.bouncycastle:bcprov-jdk18on View
5mavenorg.bouncycastle:bcprov-debug-jdk14 View
6mavenorg.bouncycastle:bcprov-debug-jdk15to18 View
7mavenorg.bouncycastle:bcprov-debug-jdk18on View
8mavenorg.bouncycastle:bcprov-ext-jdk14 View
9mavenorg.bouncycastle:bcprov-ext-jdk15to18 View
10mavenorg.bouncycastle:bcprov-ext-jdk18on View
11mavenorg.bouncycastle:bcprov-ext-debug-jdk14 View
12mavenorg.bouncycastle:bcprov-ext-debug-jdk15to18 View
13mavenorg.bouncycastle:bcprov-ext-debug-jdk18on View
14mavenorg.bouncycastle:bcprov-jdk14 View
15mavenorg.bouncycastle:bcprov-jdk15to18 View
16mavenorg.bouncycastle:bcprov-jdk18on View
17mavenorg.bouncycastle:bcprov-debug-jdk14 View
18mavenorg.bouncycastle:bcprov-debug-jdk15to18 View
19mavenorg.bouncycastle:bcprov-debug-jdk18on View
20mavenorg.bouncycastle:bcprov-jdk14 View
21mavenorg.bouncycastle:bcprov-jdk15to18 View
22mavenorg.bouncycastle:bcprov-jdk18on View
23mavenorg.bouncycastle:bcprov-debug-jdk14 View
24mavenorg.bouncycastle:bcprov-debug-jdk15to18 View
25mavenorg.bouncycastle:bcprov-debug-jdk18on View
26mavenorg.bouncycastle:bcprov-debug-jdk15on View
27mavenorg.bouncycastle:bcprov-jdk15on View
Total affected vendors: 2|Products: 27

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
9.3CVSS V4_0CRITICALCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/RE:M/U:RedCVE CNA
9.3CVSS V40CRITICALCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/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:M/U:RedNVD
9.3CVSS 4.0—Vector not publishedGitHub Advisory
7.5CVSS V3_1HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NCVE ADP
7.5CVSS V31HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NNVD
7.5CVSS 3.x—Vector not publishedGitHub Advisory

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

4 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

cvelist

CNA çözüm referansı

Open source
cvelist

CNA çözüm referansı

Open source
reference

Yama veya çözüm referansı

Open source
reference

Yama veya çözüm referansı

Open source
Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
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-2025-14813 is associated with the following CWEs:

CWE-327: Common Weakness Enumeration Entry CWE-327CWE-323: Common Weakness Enumeration Entry CWE-323

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-2025-14813 weaknesses.

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

Attack Vector and Accessibility

ExposureYerel erişim
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902025%E2%80%9014813vendor-advisoryhttps://github.com/bcgit/bc-java/commit/b42574345414e4b7c8051b16fa1fafe01c29871fpatchhttps://github.com/bcgit/bc-java/commit/701686cb0184cd9ae103c801b3581fdf95c6d4f3patchhttps://access.redhat.com/errata/RHSA-2026:11720nvdhttps://access.redhat.com/errata/RHSA-2026:11721nvdhttps://access.redhat.com/errata/RHSA-2026:13631nvdhttps://access.redhat.com/errata/RHSA-2026:14272nvdhttps://access.redhat.com/errata/RHSA-2026:14276nvdhttps://access.redhat.com/errata/RHSA-2026:17668nvdhttps://access.redhat.com/errata/RHSA-2026:18054nvd

CVSS Vector Radar Chart

9.3 / 10
Attack VectorLocalComplexityLowPrivilegesNoneUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityNone

Vulnerability Scoring Details

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/RE:M/U:Red
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone required
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)None

Yama doğrulandı

4 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

Follow the vendor

LO
Legion of the Bouncy Castle Inc. logo
Legion of the Bouncy Castle Inc.
M
maven logo
maven

Weakness Type (CWE & CAPEC)

CWE-327 CWE-323

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