Integer overflow in the exif_process_IFD_TAG function in exif.c in PHP before 4.3.11 may allow remote attackers to execute arbitrary code via an IFD tag that leads to a negative byte count.
Conclusion & alert: CVE-2005-1042 is rated Moderate Risk (59.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 4.02%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 6.10% | 4.02% | -2.08% |
| 2 | 2025-12-28 | 4.92% | 6.10% | +1.18% |
| 3 | 2025-12-27 | — | 4.92% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2005-1042 |
suse
|
medium | — | https://www.suse.com/security/cve/CVE-2005-1042/ |
ubuntu
|
medium | CVE-2005-1042 medium priority: Ubuntu including 2 source packages (php4, php5), 8 status rows across 4 suites (dapper, edgy, feisty, upstream): released 5, needs-triage 2, DNE 1. | https://ubuntu.com/security/CVE-2005-1042 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| php | php | 4.3.0 | cpe:2.3:a:php:php:4.3.0:*:*:*:*:*:*:* |
| php | php | 4.3.1 | cpe:2.3:a:php:php:4.3.1:*:*:*:*:*:*:* |
| php | php | 4.3.2 | cpe:2.3:a:php:php:4.3.2:*:*:*:*:*:*:* |
| php | php | 4.3.3 | cpe:2.3:a:php:php:4.3.3:*:*:*:*:*:*:* |
| php | php | 4.3.4 | cpe:2.3:a:php:php:4.3.4:*:*:*:*:*:*:* |
| php | php | 4.3.5 | cpe:2.3:a:php:php:4.3.5:*:*:*:*:*:*:* |
| php | php | 4.3.6 | cpe:2.3:a:php:php:4.3.6:*:*:*:*:*:*:* |
| php | php | 4.3.7 | cpe:2.3:a:php:php:4.3.7:*:*:*:*:*:*:* |
| php | php | 4.3.8 | cpe:2.3:a:php:php:4.3.8:*:*:*:*:*:*:* |
| php | php | 4.3.9 | cpe:2.3:a:php:php:4.3.9:*:*:*:*:*:*:* |
| php | php | 4.3.10 | cpe:2.3:a:php:php:4.3.10:*:*:*:*:*:*:* |