6.8

CVE-2007-1286: php

Modified
Published 06-03-2007Last modified 07-08-2024

Vulnerability summary

CVE-2007-1286 is a medium (CVSS 6.8) vulnerability in php. EPSS estimates a 40.89% chance of exploitation in the next 30 days, higher than 98.6% of scored vulnerabilities. 5 public exploits are recorded.

Priority
Prioritiseweaponized exploit

Weaponized exploit (exploit-database, 20-09-2010)

Source freshness unavailable

How is this decided?
CVSS score
6.8/10
010
Medium · v2.0 (NVD)
EPSS score
40.89%
0%100%
High · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits5reference, exploit-database, metasploit

Advisory lineage

Upstream 0 · Downstream 7
DSA-1282-1DSA-1283-1DTSA-39-1DTSA-40-1RHSA-2007:0154RHSA-2007:0155

Timeline

  1. 06-03-2007
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

Integer overflow in PHP 4.4.4 and earlier allows remote context-dependent attackers to execute arbitrary code via a long string to the unserialize function, which triggers the overflow in the ZVAL reference counter.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

40.89%

Chance of exploitation in the next 30 days

Percentile

99%

Versus all other CVEs

30-day change

No change 0.00 pp

From 40.89% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

5 found
  • referenceUnverified

    Exploit Reference (php-security.org)

    Maturity: unknown

  • exploit-databasedoslinuxVerified

    PHP 4.4.4 - 'Unserialize()' ZVAL Reference Counter Overflow (PoC)

    Maturity: poc

  • exploit-databaseremotemultipleVerified

    PHP 4 - Unserialize() ZVAL Reference Counter Overflow (Cookie) (Metasploit)

    Maturity: weaponized

Show all 5 exploits
  • exploit-databaseremotephpVerified

    PHP < 4.5.0 - Unserialize Overflow (Metasploit)

    Maturity: weaponized

  • MetasploitMetasploitremoteUnverified

    PHP 4 unserialize() ZVAL Reference Counter Overflow (Cookie)

    exploit/multi/php/php_unserialize_zval_cookie

    Maturity: poc

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.

Php1 product

1 vendor · 1 product

References

32 links
Show all 32 references