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CVE Record

CVE-2020-26037: Directory Traversal vulnerability in Server functionalty in Even Balance Punkbuster version 1.902 before 1....

Directory Traversal vulnerability in Server functionalty in Even Balance Punkbuster version 1.902 before 1.905 allows remote attackers to execute arbitrary code.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2020-26037 affects Even Balance PunkBuster server functionality before version 1.905. A directory traversal flaw is reported to allow remote attackers to execute arbitrary code. This matters if the organization still hosts PunkBuster-enabled game servers or legacy environments using affected server components.

Executive priority

Prioritize if your organization operates public game servers, esports infrastructure, or legacy PunkBuster-enabled environments. Otherwise, treat as a targeted legacy-asset verification item rather than an enterprise-wide emergency.

Technical view

The CVE record describes a directory traversal vulnerability in PunkBuster version 1.902 before 1.905, specifically in server functionality, with a reported impact of remote arbitrary code execution. No CVSS score, CWE mapping, affected CPEs, or vendor advisory details are included in the provided sources.

Likely exposure

Exposure is likely limited to internet- or network-reachable PunkBuster server deployments running versions earlier than 1.905. Organizations without PunkBuster server components are unlikely to be affected.

Exploitation context

The provided sources include a public technical writeup reference, but do not establish active exploitation in the wild. The CVE is not listed as KEV in the provided bundle.

Researcher notes

Evidence is sparse: the CVE record names the vulnerable version range and impact, but lacks CVSS, CWE, CPEs, and vendor remediation detail. Avoid assuming broad product exposure beyond PunkBuster server functionality before 1.905.

Mitigation direction

  • Inventory PunkBuster server components and identify running versions.
  • Update PunkBuster server functionality to version 1.905 or later where applicable.
  • If updates are unavailable, consult Even Balance guidance for supported remediation.
  • Restrict network exposure to PunkBuster server services where business use requires them.
  • Retire unused legacy game server infrastructure.

Validation and detection

  • Confirm whether PunkBuster server components are installed or bundled with hosted game servers.
  • Verify the PunkBuster version is not earlier than 1.905.
  • Review exposed services for unnecessary internet reachability.
  • Check server logs for abnormal file access or unexpected process activity.
  • Document systems where remediation depends on vendor or game-server packaging.
Prepared
Confidence
medium
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
description · low confidence lookup

File access behavior lookup

The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2020-26037 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
3Timeline events
2ADP providers
3Source links

SSVC decision data

CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: pocAutomatable: yesTechnical Impact: total

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  2. CVE publishedCVE Program

    The CVE record was published.

  3. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

ADP provider summaries

CVECVE Program Container
CISA-ADPCISA ADP Vulnrichment
other:ssvc

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.