CVE-2007-2509: php Improper Input Validation
Vulnerability summary
CVE-2007-2509 is a low (CVSS 2.6) Improper Input Validation vulnerability in php. EPSS estimates a 2.07% chance of exploitation in the next 30 days, higher than 81.4% of scored vulnerabilities.
Not severe (CVSS 2.6, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 8Timeline
- 09-05-2007PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
CRLF injection vulnerability in the ftp_putcmd function in PHP before 4.4.7, and 5.x before 5.2.2 allows remote attackers to inject arbitrary FTP commands via CRLF sequences in the parameters to earlier FTP commands.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
2.07%
Chance of exploitation in the next 30 days
Percentile
81%
Versus all other CVEs
30-day change
No change 0.00 pp
From 2.07% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Debian1 product
- php4< 6:4.4.4-8+etch3 | < 4:4.3.10-21
Php1 product
- phpEOL4.0.0 | 4.0.1 | 4.0.1:patch1 | 4.0.1:patch2 | 4.0.2 | 4.0.3 | 4.0.3:patch1 | 4.0.4 | 4.0.4:patch1 | 4.0.5 | 4.0.6 | 4.0.7 | 4.0.7:rc1 | 4.0.7:rc2 | 4.0.7:rc3 | 4.1.0 | 4.1.1 | 4.1.2 | 4.2.0 | 4.2.1 | 4.2.2 | 4.2.3 | 4.3.0 | 4.3.1 | 4.3.2 | 4.3.3 | 4.3.4 | 4.3.5 | 4.3.6 | 4.3.7 | 4.3.8 | 4.3.9 | 4.3.10 | 4.3.11 | 4.4.0 | 4.4.1 | 4.4.2 | 4.4.3 | 4.4.4 | 4.4.5 | 4.4.6 | 5.0:rc1 | 5.0:rc2 | 5.0:rc3 | 5.0.0 | 5.0.1 | 5.0.2 | 5.0.3 | 5.0.4 | 5.0.5 | 5.1.0 | 5.1.1 | 5.1.2 | 5.1.3 | 5.1.4 | 5.1.5 | 5.1.6 | 5.2.0 | 5.2.1
2 vendors · 2 products
References
35 linksShow all 35 references
- us2.php.net/releases/4_4_7.phpX Refsource CONFIRM
- us2.php.net/releases/5_2_2.phpX Refsource CONFIRM
- support.avaya.com/elmodocs2/security/ASA-2007-231.htmX Refsource CONFIRM
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10839VDB EntrySignatureX Refsource OVAL