PatchTheCVECVE-2005-1043: exif.c in PHP before 4.3.11 allows remote attackers to cause a denial of service (memory consumption and crash
42
This month
MEDIUM 5.0WATCHLISTDOWNGRADEDOWNGRADEMITIGATE
CVE-2005-1043 is a medium-severity flaw (CVSS 5.0) affecting php, propack, linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
exif.c in PHP before 4.3.11 allows remote attackers to cause a denial of service (memory consumption and crash) via an EXIF header with a large IFD nesting level, which causes significant stack recursion.
Why this priority
- On your watchlist
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 5.0 (Medium) |
| EPSS exploit chance | 1.9% (top 20%) |
| CISA exploited list | No |
| Published | 2005-04-14 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
php php DOWNGRADE
Affected: 4.3.0 · 4.3.1 · 4.3.2 · 4.3.3 · 4.3.4 · 4.3.5 · 4.3.6 · 4.3.7
Fixed in: no fixed release known
Safe to downgrade to: a release before 4.3.0
1. Check installed version
apt-cache policy php || rpm -q php || php --version
2. No fixed release: DOWNGRADE to a release before 4.3.0 (Debian / Ubuntu)
apt-cache madison php
sudo apt install php=<VERSION_BEFORE_4.3.0>
sudo apt-mark hold php
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list php
sudo dnf downgrade php-<VERSION_BEFORE_4.3.0>
sudo dnf versionlock add php
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
sgi propack DOWNGRADE
Affected: 3.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 3.0
1. Check installed version
apt-cache policy propack || rpm -q propack || propack --version
2. No fixed release: DOWNGRADE to a release before 3.0 (Debian / Ubuntu)
apt-cache madison propack
sudo apt install propack=<VERSION_BEFORE_3.0>
sudo apt-mark hold propack
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list propack
sudo dnf downgrade propack-<VERSION_BEFORE_3.0>
sudo dnf versionlock add propack
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
conectiva linux MITIGATE
Affected: 9.0 · 10.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 9.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
apple mac os x MITIGATE
Affected: 10.3.9 · 10.4 · 10.4.1
Fixed in: no fixed release known
Safe to downgrade to: a release before 10.3.9
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
apple mac os x server MITIGATE
Affected: 10.3.9 · 10.4 · 10.4.1
Fixed in: no fixed release known
Safe to downgrade to: a release before 10.3.9
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
peachtree peachtree linux MITIGATE
Affected: release_1
Fixed in: no fixed release known
Safe to downgrade to: a release before release_1
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2005-1043?
php: downgrade or apply the listed mitigation; propack: downgrade or apply the listed mitigation; linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2005-1043 being exploited?
CVE-2005-1043 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2005-1043 affect?
CVE-2005-1043 affects php, propack, linux. Severity is medium (CVSS 5.0). exif.c in PHP before 4.3.11 allows remote attackers to cause a denial of service (memory consumption and crash) via an EXIF header with a large IFD nesting level, which causes significant stack recursion.
How urgent is CVE-2005-1043?
Priority 42/100. On your watchlist
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