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CVE-2007-1864· NVD / CVE Program· CNA redhat

Buffer overflow in the bundled libxmlrpc library in PHP before 4.4.7, and 5.x before 5.2.2, has unknown impact and remote attack vectors.

HighCVSS 7.5 · v2.0—No exploit Fix available
Published
May 8, 2007
Updated
Jun 16, 2026
EPSS
2.9% · 87th percentile
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Report tools

JSON

Action score

31

Monitor

Low priority for now.

CVSS
30 / 40 · 7.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.9%

Affected systems

VendorProduct
phpphp
debiandebian linux
canonicalubuntu linux
redhatenterprise linux server
redhatenterprise linux workstation

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Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • php phpbefore 4.4.7
  • php php5.1.0 and later · up to 5.1.6 inclusive
  • php php5.2.0 and later · before 5.2.2

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:3.1php4before 4:4.3.10-224:4.3.10-22
Debian:4.0php4before 6:4.4.4-8+etch46:4.4.4-8+etch4
Debian:4.0php5before 5.2.0-8+etch75.2.0-8+etch7
Red Hat:enterprise_linux:4::asphpbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-debuginfobefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-develbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-domxmlbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-gdbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-imapbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-ldapbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-mbstringbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-mysqlbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-ncursesbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-odbcbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-pearbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-pgsqlbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-snmpbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:4::asphp-xmlrpcbefore 0:4.3.9-3.22.50:4.3.9-3.22.5
Red Hat:enterprise_linux:5::client_workstationphpbefore 0:5.1.6-12.el50:5.1.6-12.el5
Red Hat:enterprise_linux:5::client_workstationphp-bcmathbefore 0:5.1.6-12.el50:5.1.6-12.el5
Red Hat:enterprise_linux:5::client_workstationphp-clibefore 0:5.1.6-12.el50:5.1.6-12.el5
Red Hat:enterprise_linux:5::client_workstationphp-commonbefore 0:5.1.6-12.el50:5.1.6-12.el5
Red Hat:enterprise_linux:5::client_workstationphp-dbabefore 0:5.1.6-12.el50:5.1.6-12.el5
Red Hat:enterprise_linux:5::client_workstationphp-debuginfobefore 0:5.1.6-12.el50:5.1.6-12.el5

+34

Same product

php: all records

Other highest-scoring records for the same primary product.

  • CVE-2024-4577Argument Injection in PHP-CGIKEV
    99Now
  • CVE-2019-11043Underflow in PHP-FPM can lead to RCEKEV
    99Now
  • CVE-2012-1823sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI script (aka php-cgi), does not properly handle queKEV
    99Now
  • CVE-2018-7584In PHP through 5.6.33, 7.0.x before 7.0.28, 7.1.x through 7.1.14, and 7.2.x through 7.2.2, there is a stack-based buffer under-read while pa
    65This week
  • CVE-2018-19518University of Washington IMAP Toolkit 2007f on UNIX, as used in imap_open() in PHP and other products, launches an rsh command (by means of
    59Plan
  • CVE-2016-3078Multiple integer overflows in php_zip.c in the zip extension in PHP before 7.0.6 allow remote attackers to cause a denial of service (heap-b
    56Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
debian:php44:4.3.10-22 · Debian:3.1Package registry (OSV)
debian:php55.2.0-8+etch7 · Debian:4.0Package registry (OSV)
red hat:php0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-bcmath0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-cli0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-common0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-dba0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-debuginfo0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-devel0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-gd0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-imap0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-ldap0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-mbstring0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)
red hat:php-mysql0:5.1.6-12.el5 · Red Hat:enterprise_linux:5::client_workstationPackage registry (OSV)

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.

EPSS, last 120 days

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.

Finders, 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

CVSS vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

nvd-primary

Noroxi analysis

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Change log

  1. Fix✗ → ✓

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References

All records