NULL pointer dereference in Pgbouncer
CVE-2015-4054
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.041 (90.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.041 · newest: 0.041 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/pgbouncer/pgbouncer/commit/edab5be6665b9e8de66c25ba527509b229468573 (Patch, Third Party Advisory)
- github.com/pgbouncer/pgbouncer/commit/74d6e5f7de5ec736f71204b7b422af7380c19ac5 (Patch, Third Party Advisory)
- pgbouncer.github.io/changelog.html (Third Party Advisory, Release Notes)
- www.securityfocus.com/bid/74751 (VDB Entry, Third Party Advisory, vdb-entry)
- github.com/pgbouncer/pgbouncer/issues/42 (Exploit, Third Party Advisory)
- www.openwall.com/lists/oss-security/2015/05/22/5 (mailing-list, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/201701-24 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2015-4054?
- CVE-2015-4054 is a high-severity vulnerability in Pgbouncer, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2017-05-23.
- How severe is CVE-2015-4054?
- High severity. CVSS v3 base score is 7.5 out of 10.