The proxy server feature in go-pear.php in PHP PEAR 0.2.2, as used in Apache2Triad, allows remote attackers to execute arbitrary PHP code by
The proxy server feature in go-pear.php in PHP PEAR 0.2.2, as used in Apache2Triad, allows remote attackers to execute arbitrary PHP code by redirecting go-pear.php to a malicious proxy server that provides a modified version of Tar.php with a malicious extractModify function.
- Published
- Jan 9, 2006
- Updated
- Jun 16, 2026
- EPSS
- 1.8% · 78th percentile
- CWE
- CWE-94
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Report tools
Action score
31
Monitor
Low priority for now.
- CVSS
- 30 / 40 · 7.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 1.8%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| apache2triad | apache2triad | cpe:2.3:a:apache2triad:apache2triad |
| php | pear | cpe:2.3:a:php:pear |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- apache2triad apache2triadall versions
- php pear0.2.2
Same product
apache2triad: all recordsOther highest-scoring records for the same primary product.
- CVE-2017-12965Session fixation vulnerability in Apache2Triad 1.5.4 allows remote attackers to hijack web sessions via the PHPSESSID parameter.44Plan
- CVE-2017-12970Cross-site request forgery (CSRF) vulnerability in Apache2Triad 1.5.4 allows remote attackers to hijack the authentication of authenticated 36Monitor
- CVE-2017-12971Cross-site scripting (XSS) vulnerability in Apache2Triad 1.5.4 allows remote attackers to inject arbitrary web script or HTML via the accoun25Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- P · data can be read
- Integrity
- P · data or configuration can be modified
- Availability
- P · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- P
- Integrity impact
- P
- Availability impact
- P
Weakness class (CWE)
CWE-94 · Improper Control of Generation of Code ('Code Injection')CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- apache2triad.net/forums/viewtopic.php?p=14670
- secunia.com/advisories/18390
- www.securityfocus.com/archive/1/421469/100/0/threaded
- www.securityfocus.com/bid/16174
- www.vupen.com/english/advisories/2006/0148
- exchange.xforce.ibmcloud.com/vulnerabilities/24076
Vendor advisories and official records. Exploit/PoC links are deliberately left out.