CVE-2007-2872: php Numeric Errors
Vulnerability summary
CVE-2007-2872 is a medium (CVSS 6.8) Numeric Errors vulnerability in php. EPSS estimates a 8.88% chance of exploitation in the next 30 days, higher than 95.2% of scored vulnerabilities. 1 public exploit is recorded.
Weaponized exploit (exploit-database, 31-05-2007)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 4Timeline
- 04-06-2007PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
Multiple integer overflows in the chunk_split function in PHP 5 before 5.2.3 and PHP 4 before 4.4.8 allow remote attackers to cause a denial of service (crash) or execute arbitrary code via the (1) chunks, (2) srclen, and (3) chunklen arguments.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
8.88%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
No change 0.00 pp
From 8.88% 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
1 foundPHP 5.1.6 - 'Chunk_Split()' Integer Overflow
Maturity: weaponized
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Php1 product
- phpEOL≤ 4.4.7 | 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 | 5.2.2
1 vendor · 1 product
References
58 links- launchpad.net/bugs/173043X Refsource CONFIRM
- www.sec-consult.com/291.htmlX Refsource MISC
Show all 58 references
- www.redhat.com/archives/fedora-package-announce/2007-September/msg00354.htmlVendor AdvisoryX Refsource FEDORA
- www.php.net/releases/4_4_8.phpX Refsource CONFIRM
- slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.335136Vendor AdvisoryX Refsource SLACKWARE
- www.redhat.com/archives/fedora-package-announce/2007-September/msg00397.htmlVendor AdvisoryX Refsource FEDORA
- issues.rpath.com/browse/RPL-1693X Refsource CONFIRM
- issues.rpath.com/browse/RPL-1702X Refsource CONFIRM
- support.avaya.com/elmodocs2/security/ASA-2007-449.htmX Refsource CONFIRM
- slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.482863Vendor AdvisoryX Refsource SLACKWARE
- h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01178795Vendor AdvisoryX Refsource HP
- www.php.net/ChangeLog-4.phpX Refsource CONFIRM
- h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01345501Vendor AdvisoryX Refsource HP
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9424VDB EntrySignatureX Refsource OVAL