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Vulnerability details: VCID-3rpu-nj6z-33b8
Vulnerability ID VCID-3rpu-nj6z-33b8
Aliases CVE-2012-0840
Summary apr: hash table collisions CPU usage DoS
Status Published
Exploitability 2.0
Weighted Severity 0.3
Risk 0.6
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
epss 0.28626 https://api.first.org/data/v1/epss?cve=CVE-2012-0840
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-0840.json
https://api.first.org/data/v1/epss?cve=CVE-2012-0840
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0840
655435 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=655435
781606 https://bugzilla.redhat.com/show_bug.cgi?id=781606
CVE-2012-0840;OSVDB-78932 Exploit https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux/dos/36669.txt
CVE-2012-0840;OSVDB-78932 Exploit https://www.securityfocus.com/bid/51917/info
Data source Exploit-DB
Date added Jan. 5, 2012
Description Apache APR - Hash Collision Denial of Service
Ransomware campaign use Known
Source publication date Jan. 5, 2012
Exploit type dos
Platform linux
Source update date April 9, 2015
Source URL https://www.securityfocus.com/bid/51917/info
There are no known vectors.
Exploit Prediction Scoring System (EPSS)
Percentile 0.96343
EPSS Score 0.28626
Published At Aug. 13, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T11:24:29.479540+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-0840.json 37.0.0