What is the CVSS score of CVE-2012-4999?

CVE-2012-4999 has a CVSS 2.0 base score of 6.1 (Medium). CVSS vector: AV:A/AC:L/Au:N/C:N/I:N/A:C. EPSS exploitation probability: 9.8%.

Is there a public PoC exploit available for CVE-2012-4999?

Yes, a public proof-of-concept exploit is available for CVE-2012-4999. Prioritise patching immediately. EPSS: 9.8%.

Mr804 Firmware CVE-2012-4999

MEDIUM

Improper Input Validation (CWE-20)

2012-09-19 cve@mitre.org

Denial Of Service Mr804 Firmware Mr804

6.1

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Adjacent

Attack Complexity

Low

Confidentiality

None

Integrity

None

Availability

Lifecycle Timeline

CVE Published

Sep 19, 2012 - 19:55 cve.org

MEDIUM 6.1

DescriptionCVE.org

Mercury MR804 Router 8.0 3.8.1 Build 101220 Rel.53006nB allows remote attackers to cause a denial of service (service hang) via a crafted string in HTTP header fields such as (1) If-Modified-Since, (2) If-None-Match, or (3) If-Unmodified-Since. NOTE: some of these details are obtained from third party information.

AnalysisAI

Mercury MR804 Router 8.0 3.8.1 Build 101220 Rel.53006nB allows remote attackers to cause a denial of service (service hang) via a crafted string in HTTP header fields such as (1) If-Modified-Since,. Rated medium severity (CVSS 6.1), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-20. Mercury MR804 Router 8.0 3.8.1 Build 101220 Rel.53006nB allows remote attackers to cause a denial of service (service hang) via a crafted string in HTTP header fields such as (1) If-Modified-Since, (2) If-None-Match, or (3) If-Unmodified-Since. NOTE: some of these details are obtained from third party information. Affected products include: Mercurycom Mr804 Firmware, Mercurycom Mr804.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.