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01 Record

CVE-2012-4023

CRLF injection vulnerability in Pebble before 2.6.4 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors.

UnratedPUBLISHEDCNA: jpcert
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

CRLF injection vulnerability in Pebble before 2.6.4 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.16% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 67.2% of scored records. A rank, not a probability.
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Modified. NVD last modified this record on 2026-06-16.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2012-11-08 11:00Z13 YR AGO
Last updated
2024-08-06 20:21Z2 YR AGO
Reserved
2012-07-12
Assigning CNA
jpcert
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
7d25d1b2a9948db24698d52cb3b3d5feabb0120b91f9581a6b7c59e645db0f85

05 Affected products

VendorProductVersionsPlatforms
simon_brownpebbleNot specified—

06 References