CVE-2015-4054 — NULL Pointer Dereference in Pgbouncer

CWE-476 — NULL Pointer Dereference7 documents7 sources
Severity
7.5HIGHNVD
EPSS
3.4%
top 12.61%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Pgbouncer
Timeline
PublishedMay 23
Latest updateMay 13

Description

PgBouncer before 1.5.5 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) by sending a password packet before a startup packet.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶Debianpgbouncer/pgbouncer< 1.5.5-1+3

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-x9fq-f586-fh7x: PgBouncer before 1↗2022-05-13
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CVEList
CVE-2015-4054: PgBouncer before 1↗2017-05-23
▶
OSV
CVE-2015-4054: PgBouncer before 1↗2017-05-23
▶

💥Exploits & PoCs

1
Exploit-DB
Microsoft Windows - Win32k Elevation of Privilege↗2020-12-02
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📋Vendor Advisories

1
Debian
CVE-2015-4054: pgbouncer - PgBouncer before 1.5.5 allows remote attackers to cause a denial of service (NUL...↗2015
▶

💬Community

1
Bugzilla
CVE-2015-4054 pgbouncer: remote denial of service vulnerability in check_client_passwd()↗2015-05-21
▶