CVE-2014-9034
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3,...
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing, a similar issue to CVE-2014-9016.
Exploit likelihood
What each source reports
NVD Score used
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing, a similar issue to CVE-2014-9016.
- Record
CVE-2014-9034- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-19
- Updated
- 2026-11-02
CVE List No score
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing, a similar issue to CVE-2014-9016.
- Record
CVE-2014-9034- Updated
- 2026-11-02
EUVDEUVD-2014-8862 No score
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing, a similar issue to CVE-2014-9016.
- Record
EUVD-2014-8862- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wh45-5f5h-v3mq No score
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3,...
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing, a similar issue to CVE-2014-9016.
- Record
GHSA-wh45-5f5h-v3mq- Updated
- 2026-11-02
OSV No score
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing, a similar issue to CVE-2014-9016.
- Record
CVE-2014-9034- Updated
- 2026-11-02
OSVDEBIAN-CVE-2014-9034 No score
wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing, a similar issue to CVE-2014-9016.
- Record
DEBIAN-CVE-2014-9034- Updated
- 2026-11-02
OSVMGASA-2014-0493 No score
Updated wordpress package fixes security vulnerabilities
XSS in wptexturize() via comments or posts, exploitable for unauthenticated users (CVE-2014-9031).
XSS in media playlists (CVE-2014-9032).
CSRF in the password reset process (CVE-2014-9033).
Denial of service for giant passwords. The phpass library by Solar Designer was used in both projects without setting a maximum password length, which can lead to CPU exhaustion upon hashing (CVE-2014-9034).
XSS in Press This (CVE-2014-9035).
XSS in HTML filtering of CSS in posts (CVE-2014-9036).
Hash comparison vulnerability in old-style MD5-stored passwords (CVE-2014-9037).
SSRF: Safe HTTP requests did not sufficiently block the loopback IP address space (CVE-2014-9038).
Previously an email address change would not invalidate a previous password reset email (CVE-2014-9039).
- Record
MGASA-2014-0493- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
wordpressDebian:12 |
before 4.0.1+dfsg-1 | 4.0.1+dfsg-1 |
wordpressDebian:13 |
before 4.0.1+dfsg-1 | 4.0.1+dfsg-1 |
wordpressDebian:14 |
before 4.0.1+dfsg-1 | 4.0.1+dfsg-1 |
wordpressDebian:6.0 From an advisory covering 11 CVEs |
before 3.6.1+dfsg-1~deb6u6, plus listed versions 3.0.4+dfsg-13.0.5+dfsg-0+squeeze13.0.5+dfsg-13.2.1+dfsg-13.2.1+dfsg-2 Show 22 moreShow less3.2.1+dfsg-33.3+dfsg-13.3.1+dfsg-13.3.2+dfsg-13.3.2+dfsg-1~squeeze13.4+dfsg-13.4+dfsg-23.4+dfsg-33.4.1+dfsg-13.4.2+dfsg-13.5+dfsg-13.5.1+dfsg-13.5.1+dfsg-23.5.2+dfsg-13.5.2+dfsg-1~deb6u13.5.2+dfsg-1~deb7u13.6+dfsg-13.6.1+dfsg-1~deb6u13.6.1+dfsg-1~deb6u23.6.1+dfsg-1~deb6u33.6.1+dfsg-1~deb6u43.6.1+dfsg-1~deb6u5 |
3.6.1+dfsg-1~deb6u6 |
wordpressDebian:7 From an advisory covering 8 CVEs |
before 3.6.1+dfsg-1~deb7u5, plus listed versions 3.5.1+dfsg-23.5.2+dfsg-13.5.2+dfsg-1~deb6u13.5.2+dfsg-1~deb7u13.6+dfsg-1 Show 13 moreShow less3.6.1+dfsg-1~deb6u13.6.1+dfsg-1~deb6u23.6.1+dfsg-1~deb6u33.6.1+dfsg-1~deb6u43.6.1+dfsg-1~deb6u53.6.1+dfsg-1~deb6u63.6.1+dfsg-1~deb6u73.6.1+dfsg-1~deb6u83.6.1+dfsg-1~deb6u93.6.1+dfsg-1~deb7u13.6.1+dfsg-1~deb7u23.6.1+dfsg-1~deb7u33.6.1+dfsg-1~deb7u4 |
3.6.1+dfsg-1~deb7u5 |
wordpressMageia:3 From an advisory covering 9 CVEs |
before 3.9.3-1.mga3 | 3.9.3-1.mga3 |
wordpressMageia:4 From an advisory covering 9 CVEs |
before 3.9.3-1.mga4 | 3.9.3-1.mga4 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | WordPress Core 4.0 - Denial of Service | 2014-12-01 |
| Exploit-DB | WordPress Core < 4.0.1 - Denial of Service | 2014-12-01 |
| Metasploit | WordPress Long Password DoS | 2014-11-20 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2014-9034 is a medium vulnerability (CVSS 5.0) in Wordpress, published November 25, 2014. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 83.2%, the 99th percentile. Fixed in wordpress 4.0.1+dfsg-1.