7.5

CVE-2011-1938: php

Modified
Published 31-05-2011Last modified 06-08-2024

Vulnerability summary

CVE-2011-1938 is a high (CVSS 7.5) vulnerability in php. EPSS estimates a 23.13% chance of exploitation in the next 30 days, higher than 97.7% of scored vulnerabilities. 2 public exploits are recorded.

Priority
Prioritiseweaponized exploit

Weaponized exploit (exploit-database, 04-07-2011)

Source freshness unavailable

How is this decided?
CVSS score
7.5/10
010
High · v2.0 (NVD)
EPSS score
23.13%
0%100%
High · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits2exploit-database

Advisory lineage

Upstream 0 · Downstream 2

Timeline

  1. 31-05-2011
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Stack-based buffer overflow in the socket_connect function in ext/sockets/sockets.c in PHP 5.3.3 through 5.3.6 might allow context-dependent attackers to execute arbitrary code via a long pathname for a UNIX socket.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

23.13%

Chance of exploitation in the next 30 days

Percentile

98%

Versus all other CVEs

30-day change

No change 0.00 pp

From 23.13% 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

2 found
  • exploit-databaselocalmultipleVerified

    PHP 5.3.5 - 'socket_connect()' Local Buffer Overflow

    Maturity: weaponized

  • exploit-databaselocalmultipleVerified

    PHP 5.3.6 - Local Buffer Overflow (ROP)

    Maturity: weaponized

Weaknesses

CWE · root cause

Affected systems

Version check

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

Php1 product
  • phpEOL5.3.3 | 5.3.4 | 5.3.5 | 5.3.6

1 vendor · 1 product

References

18 links
Show all 18 references