What is the CVSS score of CVE-2012-4991?

CVE-2012-4991 has a CVSS 2.0 base score of 8.5 (High). CVSS vector: AV:N/AC:L/Au:S/C:C/I:C/A:N. EPSS exploitation probability: 4.4%.

Is there a public PoC exploit available for CVE-2012-4991?

Yes, a public proof-of-concept exploit is available for CVE-2012-4991. Prioritise patching immediately. EPSS: 4.4%.

Securetransport CVE-2012-4991

HIGH

Path Traversal (CWE-22)

2012-12-13 cve@mitre.org

Path Traversal Securetransport Axway

8.5

CVSS 2.0 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-22 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V5 - File Handling Path canonicalization, traversal prevention MITRE ATT&CK 2 techniques across 2 tactics: Discovery, Collection The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 8.5 (HIGH). Attack characteristics: network attack vector, low complexity. Public proof-of-concept exploit code is available. EPSS exploitation probability: 4.36%.
Exploit ScenarioDerived	A remote attacker could access files and directories outside the intended path by sending crafted requests to the affected application.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 4.4% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

Multiple directory traversal vulnerabilities in Axway SecureTransport 5.1 SP2 and earlier allow remote authenticated users to (1) read, (2) delete, or (3) create files, or (4) list directories, via a. Rated high severity (CVSS 8.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Multiple directory traversal vulnerabilities in Axway SecureTransport 5.1 SP2 and earlier allow remote authenticated users to (1) read, (2) delete, or (3) create files, or (4) list directories, via a ..%5C (encoded dot dot backslash) in a URI. Affected products include: Axway Securetransport.

Know when Securetransport gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 8.5 HIGH

AV:N/AC:L/Au:S/C:C/I:C/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Confidentiality

Integrity

Availability

None

DescriptionCVE.org

Threat Intelligence Overview

EPSS Score

4.4%

Top 11% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

Exploit-DB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC Yes

EPSS 4.4%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.